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Finding the Fourth Proportional to 18,484.51, 27,739.05 and 6,797.73

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Solution

The fourth proportional to 18,484.51, 27,739.05 and 6,797.73 is: 10,201.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,484.51 : 27,739.05 = 6,797.73 : x
  2. Step 2: Convert to fraction form
    18,484.51/27,739.05 = 6,797.73/x
  3. Step 3: Cross multiply
    18,484.51x = 27,739.05 × 6,797.73
  4. Step 4: Simplify right side
    18,484.51x = 188,562,438.54
  5. Step 5: Solve for x
    x = 188,562,438.54/18,484.51
  6. Step 6: Final answer
    x = 10,201.11

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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.