Home / 167,645.57-231,356.96-96,039.43

Finding the Fourth Proportional to 167,645.57, 231,356.96 and 96,039.43

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Solution

The fourth proportional to 167,645.57, 231,356.96 and 96,039.43 is: 132,537.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,645.57 : 231,356.96 = 96,039.43 : x
  2. Step 2: Convert to fraction form
    167,645.57/231,356.96 = 96,039.43/x
  3. Step 3: Cross multiply
    167,645.57x = 231,356.96 × 96,039.43
  4. Step 4: Simplify right side
    167,645.57x = 22,219,389,408.15
  5. Step 5: Solve for x
    x = 22,219,389,408.15/167,645.57
  6. Step 6: Final answer
    x = 132,537.89

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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.