Home / 95,517.20-131,805.96-57,285.20

Finding the Fourth Proportional to 95,517.20, 131,805.96 and 57,285.20

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Solution

The fourth proportional to 95,517.20, 131,805.96 and 57,285.20 is: 79,048.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,517.20 : 131,805.96 = 57,285.20 : x
  2. Step 2: Convert to fraction form
    95,517.20/131,805.96 = 57,285.20/x
  3. Step 3: Cross multiply
    95,517.20x = 131,805.96 × 57,285.20
  4. Step 4: Simplify right side
    95,517.20x = 7,550,530,779.79
  5. Step 5: Solve for x
    x = 7,550,530,779.79/95,517.20
  6. Step 6: Final answer
    x = 79,048.91

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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.