Home / 88,002.30-132,003.45-54,176.70

Finding the Fourth Proportional to 88,002.30, 132,003.45 and 54,176.70

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Solution

The fourth proportional to 88,002.30, 132,003.45 and 54,176.70 is: 81,265.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,002.30 : 132,003.45 = 54,176.70 : x
  2. Step 2: Convert to fraction form
    88,002.30/132,003.45 = 54,176.70/x
  3. Step 3: Cross multiply
    88,002.30x = 132,003.45 × 54,176.70
  4. Step 4: Simplify right side
    88,002.30x = 7,151,511,309.62
  5. Step 5: Solve for x
    x = 7,151,511,309.62/88,002.30
  6. Step 6: Final answer
    x = 81,265.05

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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.