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Finding the Fourth Proportional to 69,744.51, 104,659.83 and 27,617.49

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Solution

The fourth proportional to 69,744.51, 104,659.83 and 27,617.49 is: 41,443.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,744.51 : 104,659.83 = 27,617.49 : x
  2. Step 2: Convert to fraction form
    69,744.51/104,659.83 = 27,617.49/x
  3. Step 3: Cross multiply
    69,744.51x = 104,659.83 × 27,617.49
  4. Step 4: Simplify right side
    69,744.51x = 2,890,441,808.43
  5. Step 5: Solve for x
    x = 2,890,441,808.43/69,744.51
  6. Step 6: Final answer
    x = 41,443.29

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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.