Home / 51,517.57-77,305.06-27,824.61

Finding the Fourth Proportional to 51,517.57, 77,305.06 and 27,824.61

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Solution

The fourth proportional to 51,517.57, 77,305.06 and 27,824.61 is: 41,752.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,517.57 : 77,305.06 = 27,824.61 : x
  2. Step 2: Convert to fraction form
    51,517.57/77,305.06 = 27,824.61/x
  3. Step 3: Cross multiply
    51,517.57x = 77,305.06 × 27,824.61
  4. Step 4: Simplify right side
    51,517.57x = 2,150,983,391.94
  5. Step 5: Solve for x
    x = 2,150,983,391.94/51,517.57
  6. Step 6: Final answer
    x = 41,752.42

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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.