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Finding the Fourth Proportional to 69,757.53, 104,574.89 and 27,667.16

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Solution

The fourth proportional to 69,757.53, 104,574.89 and 27,667.16 is: 41,476.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,757.53 : 104,574.89 = 27,667.16 : x
  2. Step 2: Convert to fraction form
    69,757.53/104,574.89 = 27,667.16/x
  3. Step 3: Cross multiply
    69,757.53x = 104,574.89 × 27,667.16
  4. Step 4: Simplify right side
    69,757.53x = 2,893,290,213.61
  5. Step 5: Solve for x
    x = 2,893,290,213.61/69,757.53
  6. Step 6: Final answer
    x = 41,476.39

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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.