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Finding the Fourth Proportional to 69,035.92, 103,574.04 and 27,489.04

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Solution

The fourth proportional to 69,035.92, 103,574.04 and 27,489.04 is: 41,241.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,035.92 : 103,574.04 = 27,489.04 : x
  2. Step 2: Convert to fraction form
    69,035.92/103,574.04 = 27,489.04/x
  3. Step 3: Cross multiply
    69,035.92x = 103,574.04 × 27,489.04
  4. Step 4: Simplify right side
    69,035.92x = 2,847,150,928.52
  5. Step 5: Solve for x
    x = 2,847,150,928.52/69,035.92
  6. Step 6: Final answer
    x = 41,241.59

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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.