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Finding the Fourth Proportional to 88,636.75, 132,956.28 and 29,472.42

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Solution

The fourth proportional to 88,636.75, 132,956.28 and 29,472.42 is: 44,209.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,636.75 : 132,956.28 = 29,472.42 : x
  2. Step 2: Convert to fraction form
    88,636.75/132,956.28 = 29,472.42/x
  3. Step 3: Cross multiply
    88,636.75x = 132,956.28 × 29,472.42
  4. Step 4: Simplify right side
    88,636.75x = 3,918,543,325.80
  5. Step 5: Solve for x
    x = 3,918,543,325.80/88,636.75
  6. Step 6: Final answer
    x = 44,209.01

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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.