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Finding the Fourth Proportional to 182,640.49, 252,043.11 and 102,067.97

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Solution

The fourth proportional to 182,640.49, 252,043.11 and 102,067.97 is: 140,853.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,640.49 : 252,043.11 = 102,067.97 : x
  2. Step 2: Convert to fraction form
    182,640.49/252,043.11 = 102,067.97/x
  3. Step 3: Cross multiply
    182,640.49x = 252,043.11 × 102,067.97
  4. Step 4: Simplify right side
    182,640.49x = 25,725,527,329.97
  5. Step 5: Solve for x
    x = 25,725,527,329.97/182,640.49
  6. Step 6: Final answer
    x = 140,853.37

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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.