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Finding the Fourth Proportional to 178,672.10, 267,951.24 and 58,701.20

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Solution

The fourth proportional to 178,672.10, 267,951.24 and 58,701.20 is: 88,033.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,672.10 : 267,951.24 = 58,701.20 : x
  2. Step 2: Convert to fraction form
    178,672.10/267,951.24 = 58,701.20/x
  3. Step 3: Cross multiply
    178,672.10x = 267,951.24 × 58,701.20
  4. Step 4: Simplify right side
    178,672.10x = 15,729,059,999.37
  5. Step 5: Solve for x
    x = 15,729,059,999.37/178,672.10
  6. Step 6: Final answer
    x = 88,033.11

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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.