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Finding the Fourth Proportional to 49,286.32, 73,932.56 and 33,484.56

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Solution

The fourth proportional to 49,286.32, 73,932.56 and 33,484.56 is: 50,228.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,286.32 : 73,932.56 = 33,484.56 : x
  2. Step 2: Convert to fraction form
    49,286.32/73,932.56 = 33,484.56/x
  3. Step 3: Cross multiply
    49,286.32x = 73,932.56 × 33,484.56
  4. Step 4: Simplify right side
    49,286.32x = 2,475,599,593.06
  5. Step 5: Solve for x
    x = 2,475,599,593.06/49,286.32
  6. Step 6: Final answer
    x = 50,228.94

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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.