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Finding the Fourth Proportional to 178,392.60, 267,628.32 and 60,060

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Solution

The fourth proportional to 178,392.60, 267,628.32 and 60,060 is: 90,103.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,392.60 : 267,628.32 = 60,060 : x
  2. Step 2: Convert to fraction form
    178,392.60/267,628.32 = 60,060/x
  3. Step 3: Cross multiply
    178,392.60x = 267,628.32 × 60,060
  4. Step 4: Simplify right side
    178,392.60x = 16,073,756,899.20
  5. Step 5: Solve for x
    x = 16,073,756,899.20/178,392.60
  6. Step 6: Final answer
    x = 90,103.27

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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.