Home / 68,962.79-95,171.12-38,747.52

Finding the Fourth Proportional to 68,962.79, 95,171.12 and 38,747.52

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Solution

The fourth proportional to 68,962.79, 95,171.12 and 38,747.52 is: 53,472.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,962.79 : 95,171.12 = 38,747.52 : x
  2. Step 2: Convert to fraction form
    68,962.79/95,171.12 = 38,747.52/x
  3. Step 3: Cross multiply
    68,962.79x = 95,171.12 × 38,747.52
  4. Step 4: Simplify right side
    68,962.79x = 3,687,644,681.88
  5. Step 5: Solve for x
    x = 3,687,644,681.88/68,962.79
  6. Step 6: Final answer
    x = 53,472.97

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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.