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Finding the Fourth Proportional to 16,051.59, 22,150.26 and 8,881.09

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Solution

The fourth proportional to 16,051.59, 22,150.26 and 8,881.09 is: 12,255.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,051.59 : 22,150.26 = 8,881.09 : x
  2. Step 2: Convert to fraction form
    16,051.59/22,150.26 = 8,881.09/x
  3. Step 3: Cross multiply
    16,051.59x = 22,150.26 × 8,881.09
  4. Step 4: Simplify right side
    16,051.59x = 196,718,446.97
  5. Step 5: Solve for x
    x = 196,718,446.97/16,051.59
  6. Step 6: Final answer
    x = 12,255.39

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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.