Home / 41,778.20-62,632.18-19,579.88

Finding the Fourth Proportional to 41,778.20, 62,632.18 and 19,579.88

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Solution

The fourth proportional to 41,778.20, 62,632.18 and 19,579.88 is: 29,353.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,778.20 : 62,632.18 = 19,579.88 : x
  2. Step 2: Convert to fraction form
    41,778.20/62,632.18 = 19,579.88/x
  3. Step 3: Cross multiply
    41,778.20x = 62,632.18 × 19,579.88
  4. Step 4: Simplify right side
    41,778.20x = 1,226,330,568.54
  5. Step 5: Solve for x
    x = 1,226,330,568.54/41,778.20
  6. Step 6: Final answer
    x = 29,353.36

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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.