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Finding the Fourth Proportional to 69,144.99, 103,694.37 and 27,014.14

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Solution

The fourth proportional to 69,144.99, 103,694.37 and 27,014.14 is: 40,512.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,144.99 : 103,694.37 = 27,014.14 : x
  2. Step 2: Convert to fraction form
    69,144.99/103,694.37 = 27,014.14/x
  3. Step 3: Cross multiply
    69,144.99x = 103,694.37 × 27,014.14
  4. Step 4: Simplify right side
    69,144.99x = 2,801,214,228.39
  5. Step 5: Solve for x
    x = 2,801,214,228.39/69,144.99
  6. Step 6: Final answer
    x = 40,512.18

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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.