Home / 167,731.56-231,468.84-92,278.44

Finding the Fourth Proportional to 167,731.56, 231,468.84 and 92,278.44

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Solution

The fourth proportional to 167,731.56, 231,468.84 and 92,278.44 is: 127,343.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,731.56 : 231,468.84 = 92,278.44 : x
  2. Step 2: Convert to fraction form
    167,731.56/231,468.84 = 92,278.44/x
  3. Step 3: Cross multiply
    167,731.56x = 231,468.84 × 92,278.44
  4. Step 4: Simplify right side
    167,731.56x = 21,359,583,463.81
  5. Step 5: Solve for x
    x = 21,359,583,463.81/167,731.56
  6. Step 6: Final answer
    x = 127,343.86

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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.