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Finding the Fourth Proportional to 69,694.52, 96,192.45 and 41,394.74

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Solution

The fourth proportional to 69,694.52, 96,192.45 and 41,394.74 is: 57,133.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,694.52 : 96,192.45 = 41,394.74 : x
  2. Step 2: Convert to fraction form
    69,694.52/96,192.45 = 41,394.74/x
  3. Step 3: Cross multiply
    69,694.52x = 96,192.45 × 41,394.74
  4. Step 4: Simplify right side
    69,694.52x = 3,981,860,976.75
  5. Step 5: Solve for x
    x = 3,981,860,976.75/69,694.52
  6. Step 6: Final answer
    x = 57,133.06

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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.