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Finding the Fourth Proportional to 44,480.80, 66,745.83 and 18,204

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Solution

The fourth proportional to 44,480.80, 66,745.83 and 18,204 is: 27,316.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,480.80 : 66,745.83 = 18,204 : x
  2. Step 2: Convert to fraction form
    44,480.80/66,745.83 = 18,204/x
  3. Step 3: Cross multiply
    44,480.80x = 66,745.83 × 18,204
  4. Step 4: Simplify right side
    44,480.80x = 1,215,041,089.32
  5. Step 5: Solve for x
    x = 1,215,041,089.32/44,480.80
  6. Step 6: Final answer
    x = 27,316.08

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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.