Home / 167,948.32-231,576.40-125,435.04

Finding the Fourth Proportional to 167,948.32, 231,576.40 and 125,435.04

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Solution

The fourth proportional to 167,948.32, 231,576.40 and 125,435.04 is: 172,956.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,948.32 : 231,576.40 = 125,435.04 : x
  2. Step 2: Convert to fraction form
    167,948.32/231,576.40 = 125,435.04/x
  3. Step 3: Cross multiply
    167,948.32x = 231,576.40 × 125,435.04
  4. Step 4: Simplify right side
    167,948.32x = 29,047,794,997.06
  5. Step 5: Solve for x
    x = 29,047,794,997.06/167,948.32
  6. Step 6: Final answer
    x = 172,956.75

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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.