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Finding the Fourth Proportional to 33,997.91, 50,996.85 and 12,933.08

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Solution

The fourth proportional to 33,997.91, 50,996.85 and 12,933.08 is: 19,399.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,997.91 : 50,996.85 = 12,933.08 : x
  2. Step 2: Convert to fraction form
    33,997.91/50,996.85 = 12,933.08/x
  3. Step 3: Cross multiply
    33,997.91x = 50,996.85 × 12,933.08
  4. Step 4: Simplify right side
    33,997.91x = 659,546,085.81
  5. Step 5: Solve for x
    x = 659,546,085.81/33,997.91
  6. Step 6: Final answer
    x = 19,399.61

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Similar ratio
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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.