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Finding the Fourth Proportional to 18,497.92, 27,743.36 and 6,018

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Solution

The fourth proportional to 18,497.92, 27,743.36 and 6,018 is: 9,025.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,497.92 : 27,743.36 = 6,018 : x
  2. Step 2: Convert to fraction form
    18,497.92/27,743.36 = 6,018/x
  3. Step 3: Cross multiply
    18,497.92x = 27,743.36 × 6,018
  4. Step 4: Simplify right side
    18,497.92x = 166,959,540.48
  5. Step 5: Solve for x
    x = 166,959,540.48/18,497.92
  6. Step 6: Final answer
    x = 9,025.85

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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.