Home / 238,608.20-329,265.33-131,178.17

Finding the Fourth Proportional to 238,608.20, 329,265.33 and 131,178.17

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Solution

The fourth proportional to 238,608.20, 329,265.33 and 131,178.17 is: 181,018.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,608.20 : 329,265.33 = 131,178.17 : x
  2. Step 2: Convert to fraction form
    238,608.20/329,265.33 = 131,178.17/x
  3. Step 3: Cross multiply
    238,608.20x = 329,265.33 × 131,178.17
  4. Step 4: Simplify right side
    238,608.20x = 43,192,423,433.85
  5. Step 5: Solve for x
    x = 43,192,423,433.85/238,608.20
  6. Step 6: Final answer
    x = 181,018.19

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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.