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Finding the Fourth Proportional to 50,751.56, 76,069.02 and 34,091.48

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Solution

The fourth proportional to 50,751.56, 76,069.02 and 34,091.48 is: 51,098.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,751.56 : 76,069.02 = 34,091.48 : x
  2. Step 2: Convert to fraction form
    50,751.56/76,069.02 = 34,091.48/x
  3. Step 3: Cross multiply
    50,751.56x = 76,069.02 × 34,091.48
  4. Step 4: Simplify right side
    50,751.56x = 2,593,305,473.95
  5. Step 5: Solve for x
    x = 2,593,305,473.95/50,751.56
  6. Step 6: Final answer
    x = 51,098.04

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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.