Home / 167,589.96-231,278.28-92,138.60

Finding the Fourth Proportional to 167,589.96, 231,278.28 and 92,138.60

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Solution

The fourth proportional to 167,589.96, 231,278.28 and 92,138.60 is: 127,153.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,589.96 : 231,278.28 = 92,138.60 : x
  2. Step 2: Convert to fraction form
    167,589.96/231,278.28 = 92,138.60/x
  3. Step 3: Cross multiply
    167,589.96x = 231,278.28 × 92,138.60
  4. Step 4: Simplify right side
    167,589.96x = 21,309,656,929.61
  5. Step 5: Solve for x
    x = 21,309,656,929.61/167,589.96
  6. Step 6: Final answer
    x = 127,153.54

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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.