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Finding the Fourth Proportional to 69,412.72, 104,093.96 and 25,027.54

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Solution

The fourth proportional to 69,412.72, 104,093.96 and 25,027.54 is: 37,532.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,412.72 : 104,093.96 = 25,027.54 : x
  2. Step 2: Convert to fraction form
    69,412.72/104,093.96 = 25,027.54/x
  3. Step 3: Cross multiply
    69,412.72x = 104,093.96 × 25,027.54
  4. Step 4: Simplify right side
    69,412.72x = 2,605,215,747.66
  5. Step 5: Solve for x
    x = 2,605,215,747.66/69,412.72
  6. Step 6: Final answer
    x = 37,532.25

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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.