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Finding the Fourth Proportional to 33,840.40, 50,717.40 and 16,272.40

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Solution

The fourth proportional to 33,840.40, 50,717.40 and 16,272.40 is: 24,387.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,840.40 : 50,717.40 = 16,272.40 : x
  2. Step 2: Convert to fraction form
    33,840.40/50,717.40 = 16,272.40/x
  3. Step 3: Cross multiply
    33,840.40x = 50,717.40 × 16,272.40
  4. Step 4: Simplify right side
    33,840.40x = 825,293,819.76
  5. Step 5: Solve for x
    x = 825,293,819.76/33,840.40
  6. Step 6: Final answer
    x = 24,387.83

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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.