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Finding the Fourth Proportional to 87,833.72, 131,754.22 and 25,504.22

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Solution

The fourth proportional to 87,833.72, 131,754.22 and 25,504.22 is: 38,257.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,833.72 : 131,754.22 = 25,504.22 : x
  2. Step 2: Convert to fraction form
    87,833.72/131,754.22 = 25,504.22/x
  3. Step 3: Cross multiply
    87,833.72x = 131,754.22 × 25,504.22
  4. Step 4: Simplify right side
    87,833.72x = 3,360,288,612.81
  5. Step 5: Solve for x
    x = 3,360,288,612.81/87,833.72
  6. Step 6: Final answer
    x = 38,257.39

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1.5x scale

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.