Home / 129,760.93-194,631.68-36,273.97

Finding the Fourth Proportional to 129,760.93, 194,631.68 and 36,273.97

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Solution

The fourth proportional to 129,760.93, 194,631.68 and 36,273.97 is: 54,408.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,760.93 : 194,631.68 = 36,273.97 : x
  2. Step 2: Convert to fraction form
    129,760.93/194,631.68 = 36,273.97/x
  3. Step 3: Cross multiply
    129,760.93x = 194,631.68 × 36,273.97
  4. Step 4: Simplify right side
    129,760.93x = 7,060,063,540.00
  5. Step 5: Solve for x
    x = 7,060,063,540.00/129,760.93
  6. Step 6: Final answer
    x = 54,408.24

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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.