Home / 67,177.57-100,789.14-29,732.49

Finding the Fourth Proportional to 67,177.57, 100,789.14 and 29,732.49

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Solution

The fourth proportional to 67,177.57, 100,789.14 and 29,732.49 is: 44,608.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,177.57 : 100,789.14 = 29,732.49 : x
  2. Step 2: Convert to fraction form
    67,177.57/100,789.14 = 29,732.49/x
  3. Step 3: Cross multiply
    67,177.57x = 100,789.14 × 29,732.49
  4. Step 4: Simplify right side
    67,177.57x = 2,996,712,097.16
  5. Step 5: Solve for x
    x = 2,996,712,097.16/67,177.57
  6. Step 6: Final answer
    x = 44,608.82

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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.