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Finding the Fourth Proportional to 63,633.54, 87,809.85 and 36,754.98

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Solution

The fourth proportional to 63,633.54, 87,809.85 and 36,754.98 is: 50,719.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,633.54 : 87,809.85 = 36,754.98 : x
  2. Step 2: Convert to fraction form
    63,633.54/87,809.85 = 36,754.98/x
  3. Step 3: Cross multiply
    63,633.54x = 87,809.85 × 36,754.98
  4. Step 4: Simplify right side
    63,633.54x = 3,227,449,280.55
  5. Step 5: Solve for x
    x = 3,227,449,280.55/63,633.54
  6. Step 6: Final answer
    x = 50,719.31

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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.