Home / 168,084.62-231,956.77-92,633.12

Finding the Fourth Proportional to 168,084.62, 231,956.77 and 92,633.12

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Solution

The fourth proportional to 168,084.62, 231,956.77 and 92,633.12 is: 127,833.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,084.62 : 231,956.77 = 92,633.12 : x
  2. Step 2: Convert to fraction form
    168,084.62/231,956.77 = 92,633.12/x
  3. Step 3: Cross multiply
    168,084.62x = 231,956.77 × 92,633.12
  4. Step 4: Simplify right side
    168,084.62x = 21,486,879,310.22
  5. Step 5: Solve for x
    x = 21,486,879,310.22/168,084.62
  6. Step 6: Final answer
    x = 127,833.70

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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.