Home / 29,769.96-41,079.76-17,020.56

Finding the Fourth Proportional to 29,769.96, 41,079.76 and 17,020.56

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Solution

The fourth proportional to 29,769.96, 41,079.76 and 17,020.56 is: 23,486.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,769.96 : 41,079.76 = 17,020.56 : x
  2. Step 2: Convert to fraction form
    29,769.96/41,079.76 = 17,020.56/x
  3. Step 3: Cross multiply
    29,769.96x = 41,079.76 × 17,020.56
  4. Step 4: Simplify right side
    29,769.96x = 699,200,519.87
  5. Step 5: Solve for x
    x = 699,200,519.87/29,769.96
  6. Step 6: Final answer
    x = 23,486.78

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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.