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Finding the Fourth Proportional to 178,819.00, 246,774.67 and 98,251.74

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Solution

The fourth proportional to 178,819.00, 246,774.67 and 98,251.74 is: 135,589.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,819.00 : 246,774.67 = 98,251.74 : x
  2. Step 2: Convert to fraction form
    178,819.00/246,774.67 = 98,251.74/x
  3. Step 3: Cross multiply
    178,819.00x = 246,774.67 × 98,251.74
  4. Step 4: Simplify right side
    178,819.00x = 24,246,040,469.80
  5. Step 5: Solve for x
    x = 24,246,040,469.80/178,819.00
  6. Step 6: Final answer
    x = 135,589.85

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.