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Finding the Fourth Proportional to 54,894.15, 75,754.13 and 29,743.65

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Solution

The fourth proportional to 54,894.15, 75,754.13 and 29,743.65 is: 41,046.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,894.15 : 75,754.13 = 29,743.65 : x
  2. Step 2: Convert to fraction form
    54,894.15/75,754.13 = 29,743.65/x
  3. Step 3: Cross multiply
    54,894.15x = 75,754.13 × 29,743.65
  4. Step 4: Simplify right side
    54,894.15x = 2,253,204,180.06
  5. Step 5: Solve for x
    x = 2,253,204,180.06/54,894.15
  6. Step 6: Final answer
    x = 41,046.34

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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.