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Finding the Fourth Proportional to 63,601.65, 87,786.19 and 36,761.01

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Solution

The fourth proportional to 63,601.65, 87,786.19 and 36,761.01 is: 50,739.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,601.65 : 87,786.19 = 36,761.01 : x
  2. Step 2: Convert to fraction form
    63,601.65/87,786.19 = 36,761.01/x
  3. Step 3: Cross multiply
    63,601.65x = 87,786.19 × 36,761.01
  4. Step 4: Simplify right side
    63,601.65x = 3,227,108,824.65
  5. Step 5: Solve for x
    x = 3,227,108,824.65/63,601.65
  6. Step 6: Final answer
    x = 50,739.39

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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.