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Finding the Fourth Proportional to 13,241.09, 19,843.18 and 9,950.34

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Solution

The fourth proportional to 13,241.09, 19,843.18 and 9,950.34 is: 14,911.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,241.09 : 19,843.18 = 9,950.34 : x
  2. Step 2: Convert to fraction form
    13,241.09/19,843.18 = 9,950.34/x
  3. Step 3: Cross multiply
    13,241.09x = 19,843.18 × 9,950.34
  4. Step 4: Simplify right side
    13,241.09x = 197,446,418.78
  5. Step 5: Solve for x
    x = 197,446,418.78/13,241.09
  6. Step 6: Final answer
    x = 14,911.64

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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.