Home / 95,489.12-131,728.92-63,617.24

Finding the Fourth Proportional to 95,489.12, 131,728.92 and 63,617.24

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Solution

The fourth proportional to 95,489.12, 131,728.92 and 63,617.24 is: 87,761.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,489.12 : 131,728.92 = 63,617.24 : x
  2. Step 2: Convert to fraction form
    95,489.12/131,728.92 = 63,617.24/x
  3. Step 3: Cross multiply
    95,489.12x = 131,728.92 × 63,617.24
  4. Step 4: Simplify right side
    95,489.12x = 8,380,230,409.34
  5. Step 5: Solve for x
    x = 8,380,230,409.34/95,489.12
  6. Step 6: Final answer
    x = 87,761.10

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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.