Home / 63,649.25-87,826.20-36,786.55

Finding the Fourth Proportional to 63,649.25, 87,826.20 and 36,786.55

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Solution

The fourth proportional to 63,649.25, 87,826.20 and 36,786.55 is: 50,759.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,649.25 : 87,826.20 = 36,786.55 : x
  2. Step 2: Convert to fraction form
    63,649.25/87,826.20 = 36,786.55/x
  3. Step 3: Cross multiply
    63,649.25x = 87,826.20 × 36,786.55
  4. Step 4: Simplify right side
    63,649.25x = 3,230,822,586.08
  5. Step 5: Solve for x
    x = 3,230,822,586.08/63,649.25
  6. Step 6: Final answer
    x = 50,759.79

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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.