Home / 168,043.68-231,891.12-92,586.24

Finding the Fourth Proportional to 168,043.68, 231,891.12 and 92,586.24

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Solution

The fourth proportional to 168,043.68, 231,891.12 and 92,586.24 is: 127,763.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,043.68 : 231,891.12 = 92,586.24 : x
  2. Step 2: Convert to fraction form
    168,043.68/231,891.12 = 92,586.24/x
  3. Step 3: Cross multiply
    168,043.68x = 231,891.12 × 92,586.24
  4. Step 4: Simplify right side
    168,043.68x = 21,469,926,890.19
  5. Step 5: Solve for x
    x = 21,469,926,890.19/168,043.68
  6. Step 6: Final answer
    x = 127,763.97

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1.5x scale

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.