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Finding the Fourth Proportional to 18,183.96, 25,092.99 and 10,227.06

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Solution

The fourth proportional to 18,183.96, 25,092.99 and 10,227.06 is: 14,112.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,183.96 : 25,092.99 = 10,227.06 : x
  2. Step 2: Convert to fraction form
    18,183.96/25,092.99 = 10,227.06/x
  3. Step 3: Cross multiply
    18,183.96x = 25,092.99 × 10,227.06
  4. Step 4: Simplify right side
    18,183.96x = 256,627,514.31
  5. Step 5: Solve for x
    x = 256,627,514.31/18,183.96
  6. Step 6: Final answer
    x = 14,112.85

Related Problems

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Half scale
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Double scale
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Similar ratio
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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.