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Finding the Fourth Proportional to 178,140.60, 267,132.60 and 53,452.44

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Solution

The fourth proportional to 178,140.60, 267,132.60 and 53,452.44 is: 80,155.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,140.60 : 267,132.60 = 53,452.44 : x
  2. Step 2: Convert to fraction form
    178,140.60/267,132.60 = 53,452.44/x
  3. Step 3: Cross multiply
    178,140.60x = 267,132.60 × 53,452.44
  4. Step 4: Simplify right side
    178,140.60x = 14,278,889,273.54
  5. Step 5: Solve for x
    x = 14,278,889,273.54/178,140.60
  6. Step 6: Final answer
    x = 80,155.17

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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.