Home / 231,937.43-320,227.83-178,126.29

Finding the Fourth Proportional to 231,937.43, 320,227.83 and 178,126.29

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Solution

The fourth proportional to 231,937.43, 320,227.83 and 178,126.29 is: 245,932.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,937.43 : 320,227.83 = 178,126.29 : x
  2. Step 2: Convert to fraction form
    231,937.43/320,227.83 = 178,126.29/x
  3. Step 3: Cross multiply
    231,937.43x = 320,227.83 × 178,126.29
  4. Step 4: Simplify right side
    231,937.43x = 57,040,995,312.65
  5. Step 5: Solve for x
    x = 57,040,995,312.65/231,937.43
  6. Step 6: Final answer
    x = 245,932.69

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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.