Home / 168,084.56-231,956.69-92,633.06

Finding the Fourth Proportional to 168,084.56, 231,956.69 and 92,633.06

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Solution

The fourth proportional to 168,084.56, 231,956.69 and 92,633.06 is: 127,833.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,084.56 : 231,956.69 = 92,633.06 : x
  2. Step 2: Convert to fraction form
    168,084.56/231,956.69 = 92,633.06/x
  3. Step 3: Cross multiply
    168,084.56x = 231,956.69 × 92,633.06
  4. Step 4: Simplify right side
    168,084.56x = 21,486,856,359.22
  5. Step 5: Solve for x
    x = 21,486,856,359.22/168,084.56
  6. Step 6: Final answer
    x = 127,833.62

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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.