Home / 88,456.47-132,373.08-55,192.20

Finding the Fourth Proportional to 88,456.47, 132,373.08 and 55,192.20

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Solution

The fourth proportional to 88,456.47, 132,373.08 and 55,192.20 is: 82,593.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,456.47 : 132,373.08 = 55,192.20 : x
  2. Step 2: Convert to fraction form
    88,456.47/132,373.08 = 55,192.20/x
  3. Step 3: Cross multiply
    88,456.47x = 132,373.08 × 55,192.20
  4. Step 4: Simplify right side
    88,456.47x = 7,305,961,505.98
  5. Step 5: Solve for x
    x = 7,305,961,505.98/88,456.47
  6. Step 6: Final answer
    x = 82,593.86

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1.5x scale

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.