Home / 87,657.90-131,486.85-32,246.70

Finding the Fourth Proportional to 87,657.90, 131,486.85 and 32,246.70

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Solution

The fourth proportional to 87,657.90, 131,486.85 and 32,246.70 is: 48,370.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,657.90 : 131,486.85 = 32,246.70 : x
  2. Step 2: Convert to fraction form
    87,657.90/131,486.85 = 32,246.70/x
  3. Step 3: Cross multiply
    87,657.90x = 131,486.85 × 32,246.70
  4. Step 4: Simplify right side
    87,657.90x = 4,240,017,005.90
  5. Step 5: Solve for x
    x = 4,240,017,005.90/87,657.90
  6. Step 6: Final answer
    x = 48,370.05

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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.