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Finding the Fourth Proportional to 18,524.68, 27,797.10 and 10,194.28

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Solution

The fourth proportional to 18,524.68, 27,797.10 and 10,194.28 is: 15,296.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,524.68 : 27,797.10 = 10,194.28 : x
  2. Step 2: Convert to fraction form
    18,524.68/27,797.10 = 10,194.28/x
  3. Step 3: Cross multiply
    18,524.68x = 27,797.10 × 10,194.28
  4. Step 4: Simplify right side
    18,524.68x = 283,371,420.59
  5. Step 5: Solve for x
    x = 283,371,420.59/18,524.68
  6. Step 6: Final answer
    x = 15,296.97

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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.