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Finding the Fourth Proportional to 27,348.88, 41,024.20 and 8,629.08

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Solution

The fourth proportional to 27,348.88, 41,024.20 and 8,629.08 is: 12,943.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,348.88 : 41,024.20 = 8,629.08 : x
  2. Step 2: Convert to fraction form
    27,348.88/41,024.20 = 8,629.08/x
  3. Step 3: Cross multiply
    27,348.88x = 41,024.20 × 8,629.08
  4. Step 4: Simplify right side
    27,348.88x = 354,001,103.74
  5. Step 5: Solve for x
    x = 354,001,103.74/27,348.88
  6. Step 6: Final answer
    x = 12,943.90

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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.