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Finding the Fourth Proportional to 172,316.92, 237,796.02 and 95,836.68

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Solution

The fourth proportional to 172,316.92, 237,796.02 and 95,836.68 is: 132,253.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,316.92 : 237,796.02 = 95,836.68 : x
  2. Step 2: Convert to fraction form
    172,316.92/237,796.02 = 95,836.68/x
  3. Step 3: Cross multiply
    172,316.92x = 237,796.02 × 95,836.68
  4. Step 4: Simplify right side
    172,316.92x = 22,789,581,074.01
  5. Step 5: Solve for x
    x = 22,789,581,074.01/172,316.92
  6. Step 6: Final answer
    x = 132,253.88

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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.