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Finding the Fourth Proportional to 69,379.36, 95,743.68 and 37,548.61

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Solution

The fourth proportional to 69,379.36, 95,743.68 and 37,548.61 is: 51,817.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,379.36 : 95,743.68 = 37,548.61 : x
  2. Step 2: Convert to fraction form
    69,379.36/95,743.68 = 37,548.61/x
  3. Step 3: Cross multiply
    69,379.36x = 95,743.68 × 37,548.61
  4. Step 4: Simplify right side
    69,379.36x = 3,595,042,100.28
  5. Step 5: Solve for x
    x = 3,595,042,100.28/69,379.36
  6. Step 6: Final answer
    x = 51,817.17

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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.