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Finding the Fourth Proportional to 33,839.30, 50,754.89 and 8,881.29

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Solution

The fourth proportional to 33,839.30, 50,754.89 and 8,881.29 is: 13,320.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,839.30 : 50,754.89 = 8,881.29 : x
  2. Step 2: Convert to fraction form
    33,839.30/50,754.89 = 8,881.29/x
  3. Step 3: Cross multiply
    33,839.30x = 50,754.89 × 8,881.29
  4. Step 4: Simplify right side
    33,839.30x = 450,768,852.60
  5. Step 5: Solve for x
    x = 450,768,852.60/33,839.30
  6. Step 6: Final answer
    x = 13,320.87

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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.