Home / 87,998.90-131,901.15-48,584.30

Finding the Fourth Proportional to 87,998.90, 131,901.15 and 48,584.30

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Solution

The fourth proportional to 87,998.90, 131,901.15 and 48,584.30 is: 72,822.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,998.90 : 131,901.15 = 48,584.30 : x
  2. Step 2: Convert to fraction form
    87,998.90/131,901.15 = 48,584.30/x
  3. Step 3: Cross multiply
    87,998.90x = 131,901.15 × 48,584.30
  4. Step 4: Simplify right side
    87,998.90x = 6,408,325,041.95
  5. Step 5: Solve for x
    x = 6,408,325,041.95/87,998.90
  6. Step 6: Final answer
    x = 72,822.79

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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.