Home / 87,476.68-131,215.07-48,282.90

Finding the Fourth Proportional to 87,476.68, 131,215.07 and 48,282.90

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Solution

The fourth proportional to 87,476.68, 131,215.07 and 48,282.90 is: 72,424.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,476.68 : 131,215.07 = 48,282.90 : x
  2. Step 2: Convert to fraction form
    87,476.68/131,215.07 = 48,282.90/x
  3. Step 3: Cross multiply
    87,476.68x = 131,215.07 × 48,282.90
  4. Step 4: Simplify right side
    87,476.68x = 6,335,444,103.30
  5. Step 5: Solve for x
    x = 6,335,444,103.30/87,476.68
  6. Step 6: Final answer
    x = 72,424.38

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1.5x scale

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.