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Finding the Fourth Proportional to 22,093.99, 33,140.99 and 18,190.19

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Solution

The fourth proportional to 22,093.99, 33,140.99 and 18,190.19 is: 27,285.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,093.99 : 33,140.99 = 18,190.19 : x
  2. Step 2: Convert to fraction form
    22,093.99/33,140.99 = 18,190.19/x
  3. Step 3: Cross multiply
    22,093.99x = 33,140.99 × 18,190.19
  4. Step 4: Simplify right side
    22,093.99x = 602,840,896.79
  5. Step 5: Solve for x
    x = 602,840,896.79/22,093.99
  6. Step 6: Final answer
    x = 27,285.29

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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 (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.