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Finding the Fourth Proportional to 18,093.33, 24,965.89 and 11,374.20

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Solution

The fourth proportional to 18,093.33, 24,965.89 and 11,374.20 is: 15,694.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,093.33 : 24,965.89 = 11,374.20 : x
  2. Step 2: Convert to fraction form
    18,093.33/24,965.89 = 11,374.20/x
  3. Step 3: Cross multiply
    18,093.33x = 24,965.89 × 11,374.20
  4. Step 4: Simplify right side
    18,093.33x = 283,966,906.75
  5. Step 5: Solve for x
    x = 283,966,906.75/18,093.33
  6. Step 6: Final answer
    x = 15,694.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.