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Finding the Fourth Proportional to 95,105.88, 131,234.92 and 54,819.16

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Solution

The fourth proportional to 95,105.88, 131,234.92 and 54,819.16 is: 75,643.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,105.88 : 131,234.92 = 54,819.16 : x
  2. Step 2: Convert to fraction form
    95,105.88/131,234.92 = 54,819.16/x
  3. Step 3: Cross multiply
    95,105.88x = 131,234.92 × 54,819.16
  4. Step 4: Simplify right side
    95,105.88x = 7,194,188,077.07
  5. Step 5: Solve for x
    x = 7,194,188,077.07/95,105.88
  6. Step 6: Final answer
    x = 75,643.99

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.