Home / 69,691.20-96,182.10-41,397

Finding the Fourth Proportional to 69,691.20, 96,182.10 and 41,397

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Solution

The fourth proportional to 69,691.20, 96,182.10 and 41,397 is: 57,132.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,691.20 : 96,182.10 = 41,397 : x
  2. Step 2: Convert to fraction form
    69,691.20/96,182.10 = 41,397/x
  3. Step 3: Cross multiply
    69,691.20x = 96,182.10 × 41,397
  4. Step 4: Simplify right side
    69,691.20x = 3,981,650,393.70
  5. Step 5: Solve for x
    x = 3,981,650,393.70/69,691.20
  6. Step 6: Final answer
    x = 57,132.76

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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.