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Finding the Fourth Proportional to 181,591.92, 272,151.90 and 101,626.56

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Solution

The fourth proportional to 181,591.92, 272,151.90 and 101,626.56 is: 152,307.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,591.92 : 272,151.90 = 101,626.56 : x
  2. Step 2: Convert to fraction form
    181,591.92/272,151.90 = 101,626.56/x
  3. Step 3: Cross multiply
    181,591.92x = 272,151.90 × 101,626.56
  4. Step 4: Simplify right side
    181,591.92x = 27,657,861,394.46
  5. Step 5: Solve for x
    x = 27,657,861,394.46/181,591.92
  6. Step 6: Final answer
    x = 152,307.78

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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.