Home / 329,086.13-454,138.85-178,183.13

Finding the Fourth Proportional to 329,086.13, 454,138.85 and 178,183.13

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Solution

The fourth proportional to 329,086.13, 454,138.85 and 178,183.13 is: 245,892.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,086.13 : 454,138.85 = 178,183.13 : x
  2. Step 2: Convert to fraction form
    329,086.13/454,138.85 = 178,183.13/x
  3. Step 3: Cross multiply
    329,086.13x = 454,138.85 × 178,183.13
  4. Step 4: Simplify right side
    329,086.13x = 80,919,879,922.36
  5. Step 5: Solve for x
    x = 80,919,879,922.36/329,086.13
  6. Step 6: Final answer
    x = 245,892.71

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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.