Home / 127,524.38-191,294.46-38,784.42

Finding the Fourth Proportional to 127,524.38, 191,294.46 and 38,784.42

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Solution

The fourth proportional to 127,524.38, 191,294.46 and 38,784.42 is: 58,179.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,524.38 : 191,294.46 = 38,784.42 : x
  2. Step 2: Convert to fraction form
    127,524.38/191,294.46 = 38,784.42/x
  3. Step 3: Cross multiply
    127,524.38x = 191,294.46 × 38,784.42
  4. Step 4: Simplify right side
    127,524.38x = 7,419,244,680.31
  5. Step 5: Solve for x
    x = 7,419,244,680.31/127,524.38
  6. Step 6: Final answer
    x = 58,179.03

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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.