Home / 95,515.20-131,803.20-59,680.80

Finding the Fourth Proportional to 95,515.20, 131,803.20 and 59,680.80

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Solution

The fourth proportional to 95,515.20, 131,803.20 and 59,680.80 is: 82,354.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,515.20 : 131,803.20 = 59,680.80 : x
  2. Step 2: Convert to fraction form
    95,515.20/131,803.20 = 59,680.80/x
  3. Step 3: Cross multiply
    95,515.20x = 131,803.20 × 59,680.80
  4. Step 4: Simplify right side
    95,515.20x = 7,866,120,418.56
  5. Step 5: Solve for x
    x = 7,866,120,418.56/95,515.20
  6. Step 6: Final answer
    x = 82,354.65

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1.5x scale

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.