Home / 52,213.74-78,221.96-40,469.46

Finding the Fourth Proportional to 52,213.74, 78,221.96 and 40,469.46

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Solution

The fourth proportional to 52,213.74, 78,221.96 and 40,469.46 is: 60,627.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,213.74 : 78,221.96 = 40,469.46 : x
  2. Step 2: Convert to fraction form
    52,213.74/78,221.96 = 40,469.46/x
  3. Step 3: Cross multiply
    52,213.74x = 78,221.96 × 40,469.46
  4. Step 4: Simplify right side
    52,213.74x = 3,165,600,481.34
  5. Step 5: Solve for x
    x = 3,165,600,481.34/52,213.74
  6. Step 6: Final answer
    x = 60,627.73

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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.