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Finding the Fourth Proportional to 67,224.30, 100,786.98 and 22,839.12

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Solution

The fourth proportional to 67,224.30, 100,786.98 and 22,839.12 is: 34,241.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,224.30 : 100,786.98 = 22,839.12 : x
  2. Step 2: Convert to fraction form
    67,224.30/100,786.98 = 22,839.12/x
  3. Step 3: Cross multiply
    67,224.30x = 100,786.98 × 22,839.12
  4. Step 4: Simplify right side
    67,224.30x = 2,301,885,930.66
  5. Step 5: Solve for x
    x = 2,301,885,930.66/67,224.30
  6. Step 6: Final answer
    x = 34,241.87

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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.