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Finding the Fourth Proportional to 69,202.88, 95,499.97 and 37,371.78

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Solution

The fourth proportional to 69,202.88, 95,499.97 and 37,371.78 is: 51,573.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,202.88 : 95,499.97 = 37,371.78 : x
  2. Step 2: Convert to fraction form
    69,202.88/95,499.97 = 37,371.78/x
  3. Step 3: Cross multiply
    69,202.88x = 95,499.97 × 37,371.78
  4. Step 4: Simplify right side
    69,202.88x = 3,569,003,391.35
  5. Step 5: Solve for x
    x = 3,569,003,391.35/69,202.88
  6. Step 6: Final answer
    x = 51,573.05

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.