Home / 87,606.93-131,440.87-27,644.65

Finding the Fourth Proportional to 87,606.93, 131,440.87 and 27,644.65

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Solution

The fourth proportional to 87,606.93, 131,440.87 and 27,644.65 is: 41,476.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,606.93 : 131,440.87 = 27,644.65 : x
  2. Step 2: Convert to fraction form
    87,606.93/131,440.87 = 27,644.65/x
  3. Step 3: Cross multiply
    87,606.93x = 131,440.87 × 27,644.65
  4. Step 4: Simplify right side
    87,606.93x = 3,633,636,846.85
  5. Step 5: Solve for x
    x = 3,633,636,846.85/87,606.93
  6. Step 6: Final answer
    x = 41,476.59

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.