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Finding the Fourth Proportional to 36,813.93, 50,797.13 and 21,704.56

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Solution

The fourth proportional to 36,813.93, 50,797.13 and 21,704.56 is: 29,948.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,813.93 : 50,797.13 = 21,704.56 : x
  2. Step 2: Convert to fraction form
    36,813.93/50,797.13 = 21,704.56/x
  3. Step 3: Cross multiply
    36,813.93x = 50,797.13 × 21,704.56
  4. Step 4: Simplify right side
    36,813.93x = 1,102,529,120.40
  5. Step 5: Solve for x
    x = 1,102,529,120.40/36,813.93
  6. Step 6: Final answer
    x = 29,948.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.