Home / 168,286.72-232,233.44-91,805.44

Finding the Fourth Proportional to 168,286.72, 232,233.44 and 91,805.44

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Solution

The fourth proportional to 168,286.72, 232,233.44 and 91,805.44 is: 126,690.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,286.72 : 232,233.44 = 91,805.44 : x
  2. Step 2: Convert to fraction form
    168,286.72/232,233.44 = 91,805.44/x
  3. Step 3: Cross multiply
    168,286.72x = 232,233.44 × 91,805.44
  4. Step 4: Simplify right side
    168,286.72x = 21,320,293,141.91
  5. Step 5: Solve for x
    x = 21,320,293,141.91/168,286.72
  6. Step 6: Final answer
    x = 126,690.29

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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.