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Finding the Fourth Proportional to 14,791.21, 22,131.23 and 8,846.21

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Solution

The fourth proportional to 14,791.21, 22,131.23 and 8,846.21 is: 13,236.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,791.21 : 22,131.23 = 8,846.21 : x
  2. Step 2: Convert to fraction form
    14,791.21/22,131.23 = 8,846.21/x
  3. Step 3: Cross multiply
    14,791.21x = 22,131.23 × 8,846.21
  4. Step 4: Simplify right side
    14,791.21x = 195,777,519.24
  5. Step 5: Solve for x
    x = 195,777,519.24/14,791.21
  6. Step 6: Final answer
    x = 13,236.07

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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.