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Finding the Fourth Proportional to 33,840, 50,759.52 and 13,063.04

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Solution

The fourth proportional to 33,840, 50,759.52 and 13,063.04 is: 19,594.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,840 : 50,759.52 = 13,063.04 : x
  2. Step 2: Convert to fraction form
    33,840/50,759.52 = 13,063.04/x
  3. Step 3: Cross multiply
    33,840x = 50,759.52 × 13,063.04
  4. Step 4: Simplify right side
    33,840x = 663,073,640.14
  5. Step 5: Solve for x
    x = 663,073,640.14/33,840
  6. Step 6: Final answer
    x = 19,594.37

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.