Home / 226,606.20-339,909.30-132,127.80

Finding the Fourth Proportional to 226,606.20, 339,909.30 and 132,127.80

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Solution

The fourth proportional to 226,606.20, 339,909.30 and 132,127.80 is: 198,191.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,606.20 : 339,909.30 = 132,127.80 : x
  2. Step 2: Convert to fraction form
    226,606.20/339,909.30 = 132,127.80/x
  3. Step 3: Cross multiply
    226,606.20x = 339,909.30 × 132,127.80
  4. Step 4: Simplify right side
    226,606.20x = 44,911,468,008.54
  5. Step 5: Solve for x
    x = 44,911,468,008.54/226,606.20
  6. Step 6: Final answer
    x = 198,191.70

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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.