Home / 167,786.90-231,555.92-96,171.56

Finding the Fourth Proportional to 167,786.90, 231,555.92 and 96,171.56

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Solution

The fourth proportional to 167,786.90, 231,555.92 and 96,171.56 is: 132,722.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,786.90 : 231,555.92 = 96,171.56 : x
  2. Step 2: Convert to fraction form
    167,786.90/231,555.92 = 96,171.56/x
  3. Step 3: Cross multiply
    167,786.90x = 231,555.92 × 96,171.56
  4. Step 4: Simplify right side
    167,786.90x = 22,269,094,053.64
  5. Step 5: Solve for x
    x = 22,269,094,053.64/167,786.90
  6. Step 6: Final answer
    x = 132,722.48

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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.