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Finding the Fourth Proportional to 178,469.68, 267,729.20 and 60,174.84

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Solution

The fourth proportional to 178,469.68, 267,729.20 and 60,174.84 is: 90,270.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,469.68 : 267,729.20 = 60,174.84 : x
  2. Step 2: Convert to fraction form
    178,469.68/267,729.20 = 60,174.84/x
  3. Step 3: Cross multiply
    178,469.68x = 267,729.20 × 60,174.84
  4. Step 4: Simplify right side
    178,469.68x = 16,110,561,773.33
  5. Step 5: Solve for x
    x = 16,110,561,773.33/178,469.68
  6. Step 6: Final answer
    x = 90,270.58

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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.