Home / 108,731.97-150,057.59-60,988.37

Finding the Fourth Proportional to 108,731.97, 150,057.59 and 60,988.37

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Solution

The fourth proportional to 108,731.97, 150,057.59 and 60,988.37 is: 84,168.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,731.97 : 150,057.59 = 60,988.37 : x
  2. Step 2: Convert to fraction form
    108,731.97/150,057.59 = 60,988.37/x
  3. Step 3: Cross multiply
    108,731.97x = 150,057.59 × 60,988.37
  4. Step 4: Simplify right side
    108,731.97x = 9,151,766,765.00
  5. Step 5: Solve for x
    x = 9,151,766,765.00/108,731.97
  6. Step 6: Final answer
    x = 84,168.13

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.