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Finding the Fourth Proportional to 88,565.34, 132,855.90 and 29,401.56

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Solution

The fourth proportional to 88,565.34, 132,855.90 and 29,401.56 is: 44,104.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,565.34 : 132,855.90 = 29,401.56 : x
  2. Step 2: Convert to fraction form
    88,565.34/132,855.90 = 29,401.56/x
  3. Step 3: Cross multiply
    88,565.34x = 132,855.90 × 29,401.56
  4. Step 4: Simplify right side
    88,565.34x = 3,906,170,715.20
  5. Step 5: Solve for x
    x = 3,906,170,715.20/88,565.34
  6. Step 6: Final answer
    x = 44,104.96

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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.