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Finding the Fourth Proportional to 33,908.70, 50,848.65 and 16,383.90

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Solution

The fourth proportional to 33,908.70, 50,848.65 and 16,383.90 is: 24,568.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,908.70 : 50,848.65 = 16,383.90 : x
  2. Step 2: Convert to fraction form
    33,908.70/50,848.65 = 16,383.90/x
  3. Step 3: Cross multiply
    33,908.70x = 50,848.65 × 16,383.90
  4. Step 4: Simplify right side
    33,908.70x = 833,099,196.74
  5. Step 5: Solve for x
    x = 833,099,196.74/33,908.70
  6. Step 6: Final answer
    x = 24,568.89

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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.