Home / 167,819.70-231,596.40-91,344.36

Finding the Fourth Proportional to 167,819.70, 231,596.40 and 91,344.36

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Solution

The fourth proportional to 167,819.70, 231,596.40 and 91,344.36 is: 126,058.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,819.70 : 231,596.40 = 91,344.36 : x
  2. Step 2: Convert to fraction form
    167,819.70/231,596.40 = 91,344.36/x
  3. Step 3: Cross multiply
    167,819.70x = 231,596.40 × 91,344.36
  4. Step 4: Simplify right side
    167,819.70x = 21,155,024,936.30
  5. Step 5: Solve for x
    x = 21,155,024,936.30/167,819.70
  6. Step 6: Final answer
    x = 126,058.05

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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.