Home / 167,331.96-230,916.83-90,849.56

Finding the Fourth Proportional to 167,331.96, 230,916.83 and 90,849.56

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Solution

The fourth proportional to 167,331.96, 230,916.83 and 90,849.56 is: 125,371.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,331.96 : 230,916.83 = 90,849.56 : x
  2. Step 2: Convert to fraction form
    167,331.96/230,916.83 = 90,849.56/x
  3. Step 3: Cross multiply
    167,331.96x = 230,916.83 × 90,849.56
  4. Step 4: Simplify right side
    167,331.96x = 20,978,690,793.26
  5. Step 5: Solve for x
    x = 20,978,690,793.26/167,331.96
  6. Step 6: Final answer
    x = 125,371.69

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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.