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Finding the Fourth Proportional to 18,324.54, 27,490.55 and 5,844.22

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Solution

The fourth proportional to 18,324.54, 27,490.55 and 5,844.22 is: 8,767.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,324.54 : 27,490.55 = 5,844.22 : x
  2. Step 2: Convert to fraction form
    18,324.54/27,490.55 = 5,844.22/x
  3. Step 3: Cross multiply
    18,324.54x = 27,490.55 × 5,844.22
  4. Step 4: Simplify right side
    18,324.54x = 160,660,822.12
  5. Step 5: Solve for x
    x = 160,660,822.12/18,324.54
  6. Step 6: Final answer
    x = 8,767.52

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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.