Home / 227,134.85-313,446.12-131,696.90

Finding the Fourth Proportional to 227,134.85, 313,446.12 and 131,696.90

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Solution

The fourth proportional to 227,134.85, 313,446.12 and 131,696.90 is: 181,741.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,134.85 : 313,446.12 = 131,696.90 : x
  2. Step 2: Convert to fraction form
    227,134.85/313,446.12 = 131,696.90/x
  3. Step 3: Cross multiply
    227,134.85x = 313,446.12 × 131,696.90
  4. Step 4: Simplify right side
    227,134.85x = 41,279,882,610.78
  5. Step 5: Solve for x
    x = 41,279,882,610.78/227,134.85
  6. Step 6: Final answer
    x = 181,741.74

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.