Home / 55,687.62-76,849.50-30,194.04

Finding the Fourth Proportional to 55,687.62, 76,849.50 and 30,194.04

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Solution

The fourth proportional to 55,687.62, 76,849.50 and 30,194.04 is: 41,668.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,687.62 : 76,849.50 = 30,194.04 : x
  2. Step 2: Convert to fraction form
    55,687.62/76,849.50 = 30,194.04/x
  3. Step 3: Cross multiply
    55,687.62x = 76,849.50 × 30,194.04
  4. Step 4: Simplify right side
    55,687.62x = 2,320,396,876.98
  5. Step 5: Solve for x
    x = 2,320,396,876.98/55,687.62
  6. Step 6: Final answer
    x = 41,668.09

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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.