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Finding the Fourth Proportional to 27,963.68, 41,952.76 and 8,241.56

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Solution

The fourth proportional to 27,963.68, 41,952.76 and 8,241.56 is: 12,364.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,963.68 : 41,952.76 = 8,241.56 : x
  2. Step 2: Convert to fraction form
    27,963.68/41,952.76 = 8,241.56/x
  3. Step 3: Cross multiply
    27,963.68x = 41,952.76 × 8,241.56
  4. Step 4: Simplify right side
    27,963.68x = 345,756,188.71
  5. Step 5: Solve for x
    x = 345,756,188.71/27,963.68
  6. Step 6: Final answer
    x = 12,364.47

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1.5x scale

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.