Home / 226,177.40-338,749.38-107,931.80

Finding the Fourth Proportional to 226,177.40, 338,749.38 and 107,931.80

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Solution

The fourth proportional to 226,177.40, 338,749.38 and 107,931.80 is: 161,651.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,177.40 : 338,749.38 = 107,931.80 : x
  2. Step 2: Convert to fraction form
    226,177.40/338,749.38 = 107,931.80/x
  3. Step 3: Cross multiply
    226,177.40x = 338,749.38 × 107,931.80
  4. Step 4: Simplify right side
    226,177.40x = 36,561,830,332.28
  5. Step 5: Solve for x
    x = 36,561,830,332.28/226,177.40
  6. Step 6: Final answer
    x = 161,651.12

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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.