Home / 231,542.43-319,537.35-134,738.52

Finding the Fourth Proportional to 231,542.43, 319,537.35 and 134,738.52

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Solution

The fourth proportional to 231,542.43, 319,537.35 and 134,738.52 is: 185,944.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,542.43 : 319,537.35 = 134,738.52 : x
  2. Step 2: Convert to fraction form
    231,542.43/319,537.35 = 134,738.52/x
  3. Step 3: Cross multiply
    231,542.43x = 319,537.35 × 134,738.52
  4. Step 4: Simplify right side
    231,542.43x = 43,053,989,623.72
  5. Step 5: Solve for x
    x = 43,053,989,623.72/231,542.43
  6. Step 6: Final answer
    x = 185,944.28

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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.