Home / 49,861.83-68,780.38-32,868.75

Finding the Fourth Proportional to 49,861.83, 68,780.38 and 32,868.75

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Solution

The fourth proportional to 49,861.83, 68,780.38 and 32,868.75 is: 45,339.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,861.83 : 68,780.38 = 32,868.75 : x
  2. Step 2: Convert to fraction form
    49,861.83/68,780.38 = 32,868.75/x
  3. Step 3: Cross multiply
    49,861.83x = 68,780.38 × 32,868.75
  4. Step 4: Simplify right side
    49,861.83x = 2,260,725,115.13
  5. Step 5: Solve for x
    x = 2,260,725,115.13/49,861.83
  6. Step 6: Final answer
    x = 45,339.79

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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.