Problem 4-4 Calculating Interest Rates (LO 3] Solve for the unknown interest rate in each of the following: (Do not round intermediate calculations and enter your answers as a percent rounded to 2 decimal places, e.g., 32.16.) Present Value Years Future Value Interest Rate % $ 725 4 $ 915 5 1,401 1,738 142,832 314,815 16 16,000 71,300 19