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Finding the Fourth Proportional to 57,787.03, 86,680.14 and 16,234.03

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Solution

The fourth proportional to 57,787.03, 86,680.14 and 16,234.03 is: 24,350.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,787.03 : 86,680.14 = 16,234.03 : x
  2. Step 2: Convert to fraction form
    57,787.03/86,680.14 = 16,234.03/x
  3. Step 3: Cross multiply
    57,787.03x = 86,680.14 × 16,234.03
  4. Step 4: Simplify right side
    57,787.03x = 1,407,167,993.16
  5. Step 5: Solve for x
    x = 1,407,167,993.16/57,787.03
  6. Step 6: Final answer
    x = 24,350.93

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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.