Home / 77,540.38-116,236.68-24,912.92

Finding the Fourth Proportional to 77,540.38, 116,236.68 and 24,912.92

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Solution

The fourth proportional to 77,540.38, 116,236.68 and 24,912.92 is: 37,345.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,540.38 : 116,236.68 = 24,912.92 : x
  2. Step 2: Convert to fraction form
    77,540.38/116,236.68 = 24,912.92/x
  3. Step 3: Cross multiply
    77,540.38x = 116,236.68 × 24,912.92
  4. Step 4: Simplify right side
    77,540.38x = 2,895,795,109.91
  5. Step 5: Solve for x
    x = 2,895,795,109.91/77,540.38
  6. Step 6: Final answer
    x = 37,345.64

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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.