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Finding the Fourth Proportional to 22,361.44, 33,540.11 and 7,568.66

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Solution

The fourth proportional to 22,361.44, 33,540.11 and 7,568.66 is: 11,352.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,361.44 : 33,540.11 = 7,568.66 : x
  2. Step 2: Convert to fraction form
    22,361.44/33,540.11 = 7,568.66/x
  3. Step 3: Cross multiply
    22,361.44x = 33,540.11 × 7,568.66
  4. Step 4: Simplify right side
    22,361.44x = 253,853,688.95
  5. Step 5: Solve for x
    x = 253,853,688.95/22,361.44
  6. Step 6: Final answer
    x = 11,352.30

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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.