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Finding the Fourth Proportional to 20,633.97, 30,950.95 and 5,843.01

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Solution

The fourth proportional to 20,633.97, 30,950.95 and 5,843.01 is: 8,764.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,633.97 : 30,950.95 = 5,843.01 : x
  2. Step 2: Convert to fraction form
    20,633.97/30,950.95 = 5,843.01/x
  3. Step 3: Cross multiply
    20,633.97x = 30,950.95 × 5,843.01
  4. Step 4: Simplify right side
    20,633.97x = 180,846,710.36
  5. Step 5: Solve for x
    x = 180,846,710.36/20,633.97
  6. Step 6: Final answer
    x = 8,764.51

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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.