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Finding the Fourth Proportional to 63,754.14, 87,976.92 and 36,894.73

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Solution

The fourth proportional to 63,754.14, 87,976.92 and 36,894.73 is: 50,912.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,754.14 : 87,976.92 = 36,894.73 : x
  2. Step 2: Convert to fraction form
    63,754.14/87,976.92 = 36,894.73/x
  3. Step 3: Cross multiply
    63,754.14x = 87,976.92 × 36,894.73
  4. Step 4: Simplify right side
    63,754.14x = 3,245,884,709.63
  5. Step 5: Solve for x
    x = 3,245,884,709.63/63,754.14
  6. Step 6: Final answer
    x = 50,912.53

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.