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Finding the Fourth Proportional to 69,312.54, 95,651.34 and 37,481.46

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Solution

The fourth proportional to 69,312.54, 95,651.34 and 37,481.46 is: 51,724.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,312.54 : 95,651.34 = 37,481.46 : x
  2. Step 2: Convert to fraction form
    69,312.54/95,651.34 = 37,481.46/x
  3. Step 3: Cross multiply
    69,312.54x = 95,651.34 × 37,481.46
  4. Step 4: Simplify right side
    69,312.54x = 3,585,151,874.16
  5. Step 5: Solve for x
    x = 3,585,151,874.16/69,312.54
  6. Step 6: Final answer
    x = 51,724.43

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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.