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Finding the Fourth Proportional to 63,364.56, 87,437.16 and 37,865.85

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Solution

The fourth proportional to 63,364.56, 87,437.16 and 37,865.85 is: 52,251.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,364.56 : 87,437.16 = 37,865.85 : x
  2. Step 2: Convert to fraction form
    63,364.56/87,437.16 = 37,865.85/x
  3. Step 3: Cross multiply
    63,364.56x = 87,437.16 × 37,865.85
  4. Step 4: Simplify right side
    63,364.56x = 3,310,882,548.93
  5. Step 5: Solve for x
    x = 3,310,882,548.93/63,364.56
  6. Step 6: Final answer
    x = 52,251.33

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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.