Home / 87,792.12-131,649.30-63,064.44

Finding the Fourth Proportional to 87,792.12, 131,649.30 and 63,064.44

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Solution

The fourth proportional to 87,792.12, 131,649.30 and 63,064.44 is: 94,568.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,792.12 : 131,649.30 = 63,064.44 : x
  2. Step 2: Convert to fraction form
    87,792.12/131,649.30 = 63,064.44/x
  3. Step 3: Cross multiply
    87,792.12x = 131,649.30 × 63,064.44
  4. Step 4: Simplify right side
    87,792.12x = 8,302,389,380.89
  5. Step 5: Solve for x
    x = 8,302,389,380.89/87,792.12
  6. Step 6: Final answer
    x = 94,568.73

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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.