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Finding the Fourth Proportional to 57,614.62, 86,414.64 and 22,578.88

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Solution

The fourth proportional to 57,614.62, 86,414.64 and 22,578.88 is: 33,865.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,614.62 : 86,414.64 = 22,578.88 : x
  2. Step 2: Convert to fraction form
    57,614.62/86,414.64 = 22,578.88/x
  3. Step 3: Cross multiply
    57,614.62x = 86,414.64 × 22,578.88
  4. Step 4: Simplify right side
    57,614.62x = 1,951,145,786.80
  5. Step 5: Solve for x
    x = 1,951,145,786.80/57,614.62
  6. Step 6: Final answer
    x = 33,865.46

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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.