Home / 121,516.11-182,279.64-37,270.15

Finding the Fourth Proportional to 121,516.11, 182,279.64 and 37,270.15

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Solution

The fourth proportional to 121,516.11, 182,279.64 and 37,270.15 is: 55,906.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,516.11 : 182,279.64 = 37,270.15 : x
  2. Step 2: Convert to fraction form
    121,516.11/182,279.64 = 37,270.15/x
  3. Step 3: Cross multiply
    121,516.11x = 182,279.64 × 37,270.15
  4. Step 4: Simplify right side
    121,516.11x = 6,793,589,524.75
  5. Step 5: Solve for x
    x = 6,793,589,524.75/121,516.11
  6. Step 6: Final answer
    x = 55,906.90

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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.