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Finding the Fourth Proportional to 27,343.87, 41,016.69 and 8,624.08

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Solution

The fourth proportional to 27,343.87, 41,016.69 and 8,624.08 is: 12,936.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,343.87 : 41,016.69 = 8,624.08 : x
  2. Step 2: Convert to fraction form
    27,343.87/41,016.69 = 8,624.08/x
  3. Step 3: Cross multiply
    27,343.87x = 41,016.69 × 8,624.08
  4. Step 4: Simplify right side
    27,343.87x = 353,731,215.90
  5. Step 5: Solve for x
    x = 353,731,215.90/27,343.87
  6. Step 6: Final answer
    x = 12,936.40

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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.