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Finding the Fourth Proportional to 43,751.25, 60,374.25 and 25,842.15

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Solution

The fourth proportional to 43,751.25, 60,374.25 and 25,842.15 is: 35,660.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,751.25 : 60,374.25 = 25,842.15 : x
  2. Step 2: Convert to fraction form
    43,751.25/60,374.25 = 25,842.15/x
  3. Step 3: Cross multiply
    43,751.25x = 60,374.25 × 25,842.15
  4. Step 4: Simplify right side
    43,751.25x = 1,560,200,424.64
  5. Step 5: Solve for x
    x = 1,560,200,424.64/43,751.25
  6. Step 6: Final answer
    x = 35,660.71

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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.