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Finding the Fourth Proportional to 178,635.16, 267,765.46 and 60,265.72

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Solution

The fourth proportional to 178,635.16, 267,765.46 and 60,265.72 is: 90,335.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,635.16 : 267,765.46 = 60,265.72 : x
  2. Step 2: Convert to fraction form
    178,635.16/267,765.46 = 60,265.72/x
  3. Step 3: Cross multiply
    178,635.16x = 267,765.46 × 60,265.72
  4. Step 4: Simplify right side
    178,635.16x = 16,137,078,238.03
  5. Step 5: Solve for x
    x = 16,137,078,238.03/178,635.16
  6. Step 6: Final answer
    x = 90,335.40

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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.