Information on four investment proposals is given below: Investment Proposal $ (90, 000) S (100,000) $ (70, 000) S (120,000) 126,000138, 000 105, 000 160, 000 Investment required Present value of cash inflows 36,000 $ 38,000 35, 000$ 40,000 Net present value Life of the project 5 years 7 years 6 years 6 years Required: 1. Compute the project profitability index for each investment proposal. (Round your answers to 2 decimal places.) 2. Rank the proposals in terms of preference. Project Investment Profitability Preference Rank ProposalIndex Second ird First ourth K Prev 3 of 7 Next >