Home / 238,756.82-329,479.04-131,324.49

Finding the Fourth Proportional to 238,756.82, 329,479.04 and 131,324.49

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Solution

The fourth proportional to 238,756.82, 329,479.04 and 131,324.49 is: 181,224.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,756.82 : 329,479.04 = 131,324.49 : x
  2. Step 2: Convert to fraction form
    238,756.82/329,479.04 = 131,324.49/x
  3. Step 3: Cross multiply
    238,756.82x = 329,479.04 × 131,324.49
  4. Step 4: Simplify right side
    238,756.82x = 43,268,667,222.00
  5. Step 5: Solve for x
    x = 43,268,667,222.00/238,756.82
  6. Step 6: Final answer
    x = 181,224.85

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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.