Home / 69,134.38-103,717.97-22,387.25

Finding the Fourth Proportional to 69,134.38, 103,717.97 and 22,387.25

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Solution

The fourth proportional to 69,134.38, 103,717.97 and 22,387.25 is: 33,586.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,134.38 : 103,717.97 = 22,387.25 : x
  2. Step 2: Convert to fraction form
    69,134.38/103,717.97 = 22,387.25/x
  3. Step 3: Cross multiply
    69,134.38x = 103,717.97 × 22,387.25
  4. Step 4: Simplify right side
    69,134.38x = 2,321,960,355.19
  5. Step 5: Solve for x
    x = 2,321,960,355.19/69,134.38
  6. Step 6: Final answer
    x = 33,586.19

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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.