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Finding the Fourth Proportional to 33,487.80, 50,231.70 and 29,794.20

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Solution

The fourth proportional to 33,487.80, 50,231.70 and 29,794.20 is: 44,691.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,487.80 : 50,231.70 = 29,794.20 : x
  2. Step 2: Convert to fraction form
    33,487.80/50,231.70 = 29,794.20/x
  3. Step 3: Cross multiply
    33,487.80x = 50,231.70 × 29,794.20
  4. Step 4: Simplify right side
    33,487.80x = 1,496,613,316.14
  5. Step 5: Solve for x
    x = 1,496,613,316.14/33,487.80
  6. Step 6: Final answer
    x = 44,691.30

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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.