Home / 167,982.72-231,816.78-92,531.04

Finding the Fourth Proportional to 167,982.72, 231,816.78 and 92,531.04

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Solution

The fourth proportional to 167,982.72, 231,816.78 and 92,531.04 is: 127,693.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,982.72 : 231,816.78 = 92,531.04 : x
  2. Step 2: Convert to fraction form
    167,982.72/231,816.78 = 92,531.04/x
  3. Step 3: Cross multiply
    167,982.72x = 231,816.78 × 92,531.04
  4. Step 4: Simplify right side
    167,982.72x = 21,450,247,742.85
  5. Step 5: Solve for x
    x = 21,450,247,742.85/167,982.72
  6. Step 6: Final answer
    x = 127,693.18

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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.