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Finding the Fourth Proportional to 178,497.54, 267,747.12 and 60,169.86

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Solution

The fourth proportional to 178,497.54, 267,747.12 and 60,169.86 is: 90,255.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,497.54 : 267,747.12 = 60,169.86 : x
  2. Step 2: Convert to fraction form
    178,497.54/267,747.12 = 60,169.86/x
  3. Step 3: Cross multiply
    178,497.54x = 267,747.12 × 60,169.86
  4. Step 4: Simplify right side
    178,497.54x = 16,110,306,725.80
  5. Step 5: Solve for x
    x = 16,110,306,725.80/178,497.54
  6. Step 6: Final answer
    x = 90,255.06

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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.