Home / 87,818.94-131,728.50-41,104.62

Finding the Fourth Proportional to 87,818.94, 131,728.50 and 41,104.62

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Solution

The fourth proportional to 87,818.94, 131,728.50 and 41,104.62 is: 61,656.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,818.94 : 131,728.50 = 41,104.62 : x
  2. Step 2: Convert to fraction form
    87,818.94/131,728.50 = 41,104.62/x
  3. Step 3: Cross multiply
    87,818.94x = 131,728.50 × 41,104.62
  4. Step 4: Simplify right side
    87,818.94x = 5,414,649,935.67
  5. Step 5: Solve for x
    x = 5,414,649,935.67/87,818.94
  6. Step 6: Final answer
    x = 61,656.97

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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.