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Finding the Fourth Proportional to 49,854.80, 68,799.84 and 27,194.28

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Solution

The fourth proportional to 49,854.80, 68,799.84 and 27,194.28 is: 37,528.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,854.80 : 68,799.84 = 27,194.28 : x
  2. Step 2: Convert to fraction form
    49,854.80/68,799.84 = 27,194.28/x
  3. Step 3: Cross multiply
    49,854.80x = 68,799.84 × 27,194.28
  4. Step 4: Simplify right side
    49,854.80x = 1,870,962,112.92
  5. Step 5: Solve for x
    x = 1,870,962,112.92/49,854.80
  6. Step 6: Final answer
    x = 37,528.22

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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.