Home / 41,811.76-57,711.28-25,887.16

Finding the Fourth Proportional to 41,811.76, 57,711.28 and 25,887.16

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Solution

The fourth proportional to 41,811.76, 57,711.28 and 25,887.16 is: 35,731.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,811.76 : 57,711.28 = 25,887.16 : x
  2. Step 2: Convert to fraction form
    41,811.76/57,711.28 = 25,887.16/x
  3. Step 3: Cross multiply
    41,811.76x = 57,711.28 × 25,887.16
  4. Step 4: Simplify right side
    41,811.76x = 1,493,981,139.16
  5. Step 5: Solve for x
    x = 1,493,981,139.16/41,811.76
  6. Step 6: Final answer
    x = 35,731.12

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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.