Home / 87,702.28-131,364.66-59,467.48

Finding the Fourth Proportional to 87,702.28, 131,364.66 and 59,467.48

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Solution

The fourth proportional to 87,702.28, 131,364.66 and 59,467.48 is: 89,073.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,702.28 : 131,364.66 = 59,467.48 : x
  2. Step 2: Convert to fraction form
    87,702.28/131,364.66 = 59,467.48/x
  3. Step 3: Cross multiply
    87,702.28x = 131,364.66 × 59,467.48
  4. Step 4: Simplify right side
    87,702.28x = 7,811,925,291.26
  5. Step 5: Solve for x
    x = 7,811,925,291.26/87,702.28
  6. Step 6: Final answer
    x = 89,073.23

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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.