Home / 154,186.38-231,367.05-60,757.74

Finding the Fourth Proportional to 154,186.38, 231,367.05 and 60,757.74

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Solution

The fourth proportional to 154,186.38, 231,367.05 and 60,757.74 is: 91,171.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,186.38 : 231,367.05 = 60,757.74 : x
  2. Step 2: Convert to fraction form
    154,186.38/231,367.05 = 60,757.74/x
  3. Step 3: Cross multiply
    154,186.38x = 231,367.05 × 60,757.74
  4. Step 4: Simplify right side
    154,186.38x = 14,057,339,068.47
  5. Step 5: Solve for x
    x = 14,057,339,068.47/154,186.38
  6. Step 6: Final answer
    x = 91,171.08

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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.