Home / 165,070.00-247,572.20-80,793.96

Finding the Fourth Proportional to 165,070.00, 247,572.20 and 80,793.96

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Solution

The fourth proportional to 165,070.00, 247,572.20 and 80,793.96 is: 121,174.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,070.00 : 247,572.20 = 80,793.96 : x
  2. Step 2: Convert to fraction form
    165,070.00/247,572.20 = 80,793.96/x
  3. Step 3: Cross multiply
    165,070.00x = 247,572.20 × 80,793.96
  4. Step 4: Simplify right side
    165,070.00x = 20,002,337,243.04
  5. Step 5: Solve for x
    x = 20,002,337,243.04/165,070.00
  6. Step 6: Final answer
    x = 121,174.88

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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.