Home / 154,469.22-231,306.66-107,016.72

Finding the Fourth Proportional to 154,469.22, 231,306.66 and 107,016.72

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Solution

The fourth proportional to 154,469.22, 231,306.66 and 107,016.72 is: 160,249.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,469.22 : 231,306.66 = 107,016.72 : x
  2. Step 2: Convert to fraction form
    154,469.22/231,306.66 = 107,016.72/x
  3. Step 3: Cross multiply
    154,469.22x = 231,306.66 × 107,016.72
  4. Step 4: Simplify right side
    154,469.22x = 24,753,680,067.36
  5. Step 5: Solve for x
    x = 24,753,680,067.36/154,469.22
  6. Step 6: Final answer
    x = 160,249.92

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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.