Bonita Company has a factory machine with a book value of $87,800 and a remaining useful life of 5 years. It can be sold for $32,000. A new machine is available at a cost of $455,100. This machine will have a 5-year useful life with no salvage value. The new machine will lower annual variable manufacturing costs from $624,400 to $524,400. Prepare an analysis showing whether the old machine should be retained or replaced.