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Finding the Fourth Proportional to 27,471.15, 41,193.08 and 8,748.74

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Solution

The fourth proportional to 27,471.15, 41,193.08 and 8,748.74 is: 13,118.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,471.15 : 41,193.08 = 8,748.74 : x
  2. Step 2: Convert to fraction form
    27,471.15/41,193.08 = 8,748.74/x
  3. Step 3: Cross multiply
    27,471.15x = 41,193.08 × 8,748.74
  4. Step 4: Simplify right side
    27,471.15x = 360,387,546.72
  5. Step 5: Solve for x
    x = 360,387,546.72/27,471.15
  6. Step 6: Final answer
    x = 13,118.77

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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.