Home / 238,677.29-329,363.38-131,251.85

Finding the Fourth Proportional to 238,677.29, 329,363.38 and 131,251.85

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Solution

The fourth proportional to 238,677.29, 329,363.38 and 131,251.85 is: 181,121.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,677.29 : 329,363.38 = 131,251.85 : x
  2. Step 2: Convert to fraction form
    238,677.29/329,363.38 = 131,251.85/x
  3. Step 3: Cross multiply
    238,677.29x = 329,363.38 × 131,251.85
  4. Step 4: Simplify right side
    238,677.29x = 43,229,552,947.25
  5. Step 5: Solve for x
    x = 43,229,552,947.25/238,677.29
  6. Step 6: Final answer
    x = 181,121.35

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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.