A. x co. had a $4,500 beginning balance in accounts receivable on january 1, year 4. during year 4, the company earned $69,400 of revenue on account and collected $68,200 cash from accounts receivable. based on this information alone, determine the amount of the ending balance in accounts receivable. b. x co. had a $3,400 ending balance in accounts receivable on december 31, year 4. during year 4, the company earned $62,200 of revenue on account and collected $63,100 cash from accounts receivable. based on this information alone, determine the amount of the beginning balance in accounts receivable. c. x co. had a $9,700 beginning balance in accounts receivable on january 1, year 4. during year 4, the company earned $99,700 of revenue on account. the ending balance in accounts receivable was $10,300. based on this information alone, determine the amount of cash collections from accounts receivable. d. x co. had a $22,000 beginning balance in accounts receivable on january 1, year 4. during year 4, the company collected $109,000 of revenue on account. the ending balance in accounts receivable was $21,300. based on this information alone, determine the amount of revenue earned on account.