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Finding the Fourth Proportional to 110,793.30, 166,189.95 and 98,546.10

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Solution

The fourth proportional to 110,793.30, 166,189.95 and 98,546.10 is: 147,819.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,793.30 : 166,189.95 = 98,546.10 : x
  2. Step 2: Convert to fraction form
    110,793.30/166,189.95 = 98,546.10/x
  3. Step 3: Cross multiply
    110,793.30x = 166,189.95 × 98,546.10
  4. Step 4: Simplify right side
    110,793.30x = 16,377,371,431.70
  5. Step 5: Solve for x
    x = 16,377,371,431.70/110,793.30
  6. Step 6: Final answer
    x = 147,819.15

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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.