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Finding the Fourth Proportional to 95,063.64, 131,201.64 and 54,769.56

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Solution

The fourth proportional to 95,063.64, 131,201.64 and 54,769.56 is: 75,589.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,063.64 : 131,201.64 = 54,769.56 : x
  2. Step 2: Convert to fraction form
    95,063.64/131,201.64 = 54,769.56/x
  3. Step 3: Cross multiply
    95,063.64x = 131,201.64 × 54,769.56
  4. Step 4: Simplify right side
    95,063.64x = 7,185,856,094.08
  5. Step 5: Solve for x
    x = 7,185,856,094.08/95,063.64
  6. Step 6: Final answer
    x = 75,589.95

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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.