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Finding the Fourth Proportional to 67,091.94, 100,650.06 and 27,627.54

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Solution

The fourth proportional to 67,091.94, 100,650.06 and 27,627.54 is: 41,446.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,091.94 : 100,650.06 = 27,627.54 : x
  2. Step 2: Convert to fraction form
    67,091.94/100,650.06 = 27,627.54/x
  3. Step 3: Cross multiply
    67,091.94x = 100,650.06 × 27,627.54
  4. Step 4: Simplify right side
    67,091.94x = 2,780,713,558.65
  5. Step 5: Solve for x
    x = 2,780,713,558.65/67,091.94
  6. Step 6: Final answer
    x = 41,446.31

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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.