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Finding the Fourth Proportional to 33,691.01, 50,551.10 and 18,090.41

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Solution

The fourth proportional to 33,691.01, 50,551.10 and 18,090.41 is: 27,143.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,691.01 : 50,551.10 = 18,090.41 : x
  2. Step 2: Convert to fraction form
    33,691.01/50,551.10 = 18,090.41/x
  3. Step 3: Cross multiply
    33,691.01x = 50,551.10 × 18,090.41
  4. Step 4: Simplify right side
    33,691.01x = 914,489,781.74
  5. Step 5: Solve for x
    x = 914,489,781.74/33,691.01
  6. Step 6: Final answer
    x = 27,143.44

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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.