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Finding the Fourth Proportional to 27,474.99, 41,215.47 and 8,750.62

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Solution

The fourth proportional to 27,474.99, 41,215.47 and 8,750.62 is: 13,126.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,474.99 : 41,215.47 = 8,750.62 : x
  2. Step 2: Convert to fraction form
    27,474.99/41,215.47 = 8,750.62/x
  3. Step 3: Cross multiply
    27,474.99x = 41,215.47 × 8,750.62
  4. Step 4: Simplify right side
    27,474.99x = 360,660,916.09
  5. Step 5: Solve for x
    x = 360,660,916.09/27,474.99
  6. Step 6: Final answer
    x = 13,126.88

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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.