Home / 88,454.97-132,370.83-55,190.70

Finding the Fourth Proportional to 88,454.97, 132,370.83 and 55,190.70

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Solution

The fourth proportional to 88,454.97, 132,370.83 and 55,190.70 is: 82,591.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,454.97 : 132,370.83 = 55,190.70 : x
  2. Step 2: Convert to fraction form
    88,454.97/132,370.83 = 55,190.70/x
  3. Step 3: Cross multiply
    88,454.97x = 132,370.83 × 55,190.70
  4. Step 4: Simplify right side
    88,454.97x = 7,305,638,767.28
  5. Step 5: Solve for x
    x = 7,305,638,767.28/88,454.97
  6. Step 6: Final answer
    x = 82,591.61

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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.