Home / 88,521.20-132,805.44-38,605.32

Finding the Fourth Proportional to 88,521.20, 132,805.44 and 38,605.32

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Solution

The fourth proportional to 88,521.20, 132,805.44 and 38,605.32 is: 57,918.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,521.20 : 132,805.44 = 38,605.32 : x
  2. Step 2: Convert to fraction form
    88,521.20/132,805.44 = 38,605.32/x
  3. Step 3: Cross multiply
    88,521.20x = 132,805.44 × 38,605.32
  4. Step 4: Simplify right side
    88,521.20x = 5,126,996,508.94
  5. Step 5: Solve for x
    x = 5,126,996,508.94/88,521.20
  6. Step 6: Final answer
    x = 57,918.29

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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.