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Finding the Fourth Proportional to 63,231.77, 87,268.59 and 36,373.79

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Solution

The fourth proportional to 63,231.77, 87,268.59 and 36,373.79 is: 50,200.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,231.77 : 87,268.59 = 36,373.79 : x
  2. Step 2: Convert to fraction form
    63,231.77/87,268.59 = 36,373.79/x
  3. Step 3: Cross multiply
    63,231.77x = 87,268.59 × 36,373.79
  4. Step 4: Simplify right side
    63,231.77x = 3,174,289,584.43
  5. Step 5: Solve for x
    x = 3,174,289,584.43/63,231.77
  6. Step 6: Final answer
    x = 50,200.86

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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.