Home / 87,581.44-131,422.18-34,277.77

Finding the Fourth Proportional to 87,581.44, 131,422.18 and 34,277.77

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Solution

The fourth proportional to 87,581.44, 131,422.18 and 34,277.77 is: 51,436.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,581.44 : 131,422.18 = 34,277.77 : x
  2. Step 2: Convert to fraction form
    87,581.44/131,422.18 = 34,277.77/x
  3. Step 3: Cross multiply
    87,581.44x = 131,422.18 × 34,277.77
  4. Step 4: Simplify right side
    87,581.44x = 4,504,859,258.94
  5. Step 5: Solve for x
    x = 4,504,859,258.94/87,581.44
  6. Step 6: Final answer
    x = 51,436.23

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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.