Home / 87,697.36-131,565.52-25,363.12

Finding the Fourth Proportional to 87,697.36, 131,565.52 and 25,363.12

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Solution

The fourth proportional to 87,697.36, 131,565.52 and 25,363.12 is: 38,050.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,697.36 : 131,565.52 = 25,363.12 : x
  2. Step 2: Convert to fraction form
    87,697.36/131,565.52 = 25,363.12/x
  3. Step 3: Cross multiply
    87,697.36x = 131,565.52 × 25,363.12
  4. Step 4: Simplify right side
    87,697.36x = 3,336,912,071.62
  5. Step 5: Solve for x
    x = 3,336,912,071.62/87,697.36
  6. Step 6: Final answer
    x = 38,050.31

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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.