An investment will pay $20,000 at the end of the first year, $30,000 at the end of the second year, and $50,000 at the end of the thifd year (FV of S1. PV of S1, BVA of S1, and PVA af (S1) Note: Use the appropriate factor(s) from the tables provided. Required: Determine the present value of this investment using a 10 percent annual interest rate. Note: Round your intermediate calculations and final answer to nearest whole dollar