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Finding the Fourth Proportional to 167,765.90, 231,522.39 and 96,159.42

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Solution

The fourth proportional to 167,765.90, 231,522.39 and 96,159.42 is: 132,703.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,765.90 : 231,522.39 = 96,159.42 : x
  2. Step 2: Convert to fraction form
    167,765.90/231,522.39 = 96,159.42/x
  3. Step 3: Cross multiply
    167,765.90x = 231,522.39 × 96,159.42
  4. Step 4: Simplify right side
    167,765.90x = 22,263,058,739.41
  5. Step 5: Solve for x
    x = 22,263,058,739.41/167,765.90
  6. Step 6: Final answer
    x = 132,703.13

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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.