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Finding the Fourth Proportional to 88,123.68, 132,234 and 38,204.16

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Solution

The fourth proportional to 88,123.68, 132,234 and 38,204.16 is: 57,327.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,123.68 : 132,234 = 38,204.16 : x
  2. Step 2: Convert to fraction form
    88,123.68/132,234 = 38,204.16/x
  3. Step 3: Cross multiply
    88,123.68x = 132,234 × 38,204.16
  4. Step 4: Simplify right side
    88,123.68x = 5,051,888,893.44
  5. Step 5: Solve for x
    x = 5,051,888,893.44/88,123.68
  6. Step 6: Final answer
    x = 57,327.26

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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.