Home / 87,409.40-131,104.02-24,234.20

Finding the Fourth Proportional to 87,409.40, 131,104.02 and 24,234.20

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Solution

The fourth proportional to 87,409.40, 131,104.02 and 24,234.20 is: 36,348.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,409.40 : 131,104.02 = 24,234.20 : x
  2. Step 2: Convert to fraction form
    87,409.40/131,104.02 = 24,234.20/x
  3. Step 3: Cross multiply
    87,409.40x = 131,104.02 × 24,234.20
  4. Step 4: Simplify right side
    87,409.40x = 3,177,201,041.48
  5. Step 5: Solve for x
    x = 3,177,201,041.48/87,409.40
  6. Step 6: Final answer
    x = 36,348.51

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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.