Home / 226,778.20-339,951.30-84,585.40

Finding the Fourth Proportional to 226,778.20, 339,951.30 and 84,585.40

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Solution

The fourth proportional to 226,778.20, 339,951.30 and 84,585.40 is: 126,797.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,778.20 : 339,951.30 = 84,585.40 : x
  2. Step 2: Convert to fraction form
    226,778.20/339,951.30 = 84,585.40/x
  3. Step 3: Cross multiply
    226,778.20x = 339,951.30 × 84,585.40
  4. Step 4: Simplify right side
    226,778.20x = 28,754,916,691.02
  5. Step 5: Solve for x
    x = 28,754,916,691.02/226,778.20
  6. Step 6: Final answer
    x = 126,797.53

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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.