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Finding the Fourth Proportional to 33,872.04, 46,733.22 and 21,949.38

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Solution

The fourth proportional to 33,872.04, 46,733.22 and 21,949.38 is: 30,283.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,872.04 : 46,733.22 = 21,949.38 : x
  2. Step 2: Convert to fraction form
    33,872.04/46,733.22 = 21,949.38/x
  3. Step 3: Cross multiply
    33,872.04x = 46,733.22 × 21,949.38
  4. Step 4: Simplify right side
    33,872.04x = 1,025,765,204.40
  5. Step 5: Solve for x
    x = 1,025,765,204.40/33,872.04
  6. Step 6: Final answer
    x = 30,283.54

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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.