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Finding the Fourth Proportional to 116,593.80, 174,890.70 and 88,600.20

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Solution

The fourth proportional to 116,593.80, 174,890.70 and 88,600.20 is: 132,900.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,593.80 : 174,890.70 = 88,600.20 : x
  2. Step 2: Convert to fraction form
    116,593.80/174,890.70 = 88,600.20/x
  3. Step 3: Cross multiply
    116,593.80x = 174,890.70 × 88,600.20
  4. Step 4: Simplify right side
    116,593.80x = 15,495,350,998.14
  5. Step 5: Solve for x
    x = 15,495,350,998.14/116,593.80
  6. Step 6: Final answer
    x = 132,900.30

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.