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Finding the Fourth Proportional to 29,260.62, 43,895.26 and 8,481.42

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Solution

The fourth proportional to 29,260.62, 43,895.26 and 8,481.42 is: 12,723.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,260.62 : 43,895.26 = 8,481.42 : x
  2. Step 2: Convert to fraction form
    29,260.62/43,895.26 = 8,481.42/x
  3. Step 3: Cross multiply
    29,260.62x = 43,895.26 × 8,481.42
  4. Step 4: Simplify right side
    29,260.62x = 372,294,136.07
  5. Step 5: Solve for x
    x = 372,294,136.07/29,260.62
  6. Step 6: Final answer
    x = 12,723.39

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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.