Home / 88,591.83-132,910.20-29,427.81

Finding the Fourth Proportional to 88,591.83, 132,910.20 and 29,427.81

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Solution

The fourth proportional to 88,591.83, 132,910.20 and 29,427.81 is: 44,149.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,591.83 : 132,910.20 = 29,427.81 : x
  2. Step 2: Convert to fraction form
    88,591.83/132,910.20 = 29,427.81/x
  3. Step 3: Cross multiply
    88,591.83x = 132,910.20 × 29,427.81
  4. Step 4: Simplify right side
    88,591.83x = 3,911,256,112.66
  5. Step 5: Solve for x
    x = 3,911,256,112.66/88,591.83
  6. Step 6: Final answer
    x = 44,149.17

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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.