Your firm needs a machine which costs $270,000, and requires $48,000 in maintenance for each year of its 5 year life. After 5 years, this machine will be replaced. The machine falls into the MACRS 5-year class life category. Assume a tax rate of 21% and a discount rate of 15%. What is the depreciation tax shield for this project in year 5 ? $6,531.84$31,104$4,665.60$24,572.16 Your firm needs a machine which costs $270,000, and requires $48,000 in maintenance for each year of its 5 year life. After 5 years, this machine will be replaced. The machine falls into the MACRS 5-year class life category. Assume a tax rate of 21% and a discount rate of 15%. What is the depreciation tax shield for this project in year 5 ? $6,531.84$31,104$4,665.60$24,572.16