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Finding the Fourth Proportional to 88,172.92, 132,266.13 and 24,991.98

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Solution

The fourth proportional to 88,172.92, 132,266.13 and 24,991.98 is: 37,489.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,172.92 : 132,266.13 = 24,991.98 : x
  2. Step 2: Convert to fraction form
    88,172.92/132,266.13 = 24,991.98/x
  3. Step 3: Cross multiply
    88,172.92x = 132,266.13 × 24,991.98
  4. Step 4: Simplify right side
    88,172.92x = 3,305,592,475.64
  5. Step 5: Solve for x
    x = 3,305,592,475.64/88,172.92
  6. Step 6: Final answer
    x = 37,489.88

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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.