Home / 238,614.78-329,285.46-131,183.88

Finding the Fourth Proportional to 238,614.78, 329,285.46 and 131,183.88

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Solution

The fourth proportional to 238,614.78, 329,285.46 and 131,183.88 is: 181,032.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,614.78 : 329,285.46 = 131,183.88 : x
  2. Step 2: Convert to fraction form
    238,614.78/329,285.46 = 131,183.88/x
  3. Step 3: Cross multiply
    238,614.78x = 329,285.46 × 131,183.88
  4. Step 4: Simplify right side
    238,614.78x = 43,196,944,270.38
  5. Step 5: Solve for x
    x = 43,196,944,270.38/238,614.78
  6. Step 6: Final answer
    x = 181,032.14

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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.