Home / 238,997.25-329,838.17-131,589.09

Finding the Fourth Proportional to 238,997.25, 329,838.17 and 131,589.09

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Solution

The fourth proportional to 238,997.25, 329,838.17 and 131,589.09 is: 181,605.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,997.25 : 329,838.17 = 131,589.09 : x
  2. Step 2: Convert to fraction form
    238,997.25/329,838.17 = 131,589.09/x
  3. Step 3: Cross multiply
    238,997.25x = 329,838.17 × 131,589.09
  4. Step 4: Simplify right side
    238,997.25x = 43,403,103,979.62
  5. Step 5: Solve for x
    x = 43,403,103,979.62/238,997.25
  6. Step 6: Final answer
    x = 181,605.04

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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.