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Finding the Fourth Proportional to 22,148.52, 33,375.52 and 20,068.44

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Solution

The fourth proportional to 22,148.52, 33,375.52 and 20,068.44 is: 30,241.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,148.52 : 33,375.52 = 20,068.44 : x
  2. Step 2: Convert to fraction form
    22,148.52/33,375.52 = 20,068.44/x
  3. Step 3: Cross multiply
    22,148.52x = 33,375.52 × 20,068.44
  4. Step 4: Simplify right side
    22,148.52x = 669,794,620.59
  5. Step 5: Solve for x
    x = 669,794,620.59/22,148.52
  6. Step 6: Final answer
    x = 30,241.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.