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Finding the Fourth Proportional to 57,751.53, 79,694.74 and 32,257.79

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Solution

The fourth proportional to 57,751.53, 79,694.74 and 32,257.79 is: 44,514.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,751.53 : 79,694.74 = 32,257.79 : x
  2. Step 2: Convert to fraction form
    57,751.53/79,694.74 = 32,257.79/x
  3. Step 3: Cross multiply
    57,751.53x = 79,694.74 × 32,257.79
  4. Step 4: Simplify right side
    57,751.53x = 2,570,776,394.56
  5. Step 5: Solve for x
    x = 2,570,776,394.56/57,751.53
  6. Step 6: Final answer
    x = 44,514.43

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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.