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Finding the Fourth Proportional to 178,387.72, 267,622.54 and 60,055.88

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Solution

The fourth proportional to 178,387.72, 267,622.54 and 60,055.88 is: 90,097.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,387.72 : 267,622.54 = 60,055.88 : x
  2. Step 2: Convert to fraction form
    178,387.72/267,622.54 = 60,055.88/x
  3. Step 3: Cross multiply
    178,387.72x = 267,622.54 × 60,055.88
  4. Step 4: Simplify right side
    178,387.72x = 16,072,307,147.54
  5. Step 5: Solve for x
    x = 16,072,307,147.54/178,387.72
  6. Step 6: Final answer
    x = 90,097.61

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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.