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Finding the Fourth Proportional to 55,540.80, 83,297.70 and 16,093.80

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Solution

The fourth proportional to 55,540.80, 83,297.70 and 16,093.80 is: 24,136.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,540.80 : 83,297.70 = 16,093.80 : x
  2. Step 2: Convert to fraction form
    55,540.80/83,297.70 = 16,093.80/x
  3. Step 3: Cross multiply
    55,540.80x = 83,297.70 × 16,093.80
  4. Step 4: Simplify right side
    55,540.80x = 1,340,576,524.26
  5. Step 5: Solve for x
    x = 1,340,576,524.26/55,540.80
  6. Step 6: Final answer
    x = 24,136.79

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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.