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Finding the Fourth Proportional to 17,423.31, 26,186.81 and 8,195.79

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Solution

The fourth proportional to 17,423.31, 26,186.81 and 8,195.79 is: 12,318.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,423.31 : 26,186.81 = 8,195.79 : x
  2. Step 2: Convert to fraction form
    17,423.31/26,186.81 = 8,195.79/x
  3. Step 3: Cross multiply
    17,423.31x = 26,186.81 × 8,195.79
  4. Step 4: Simplify right side
    17,423.31x = 214,621,554.55
  5. Step 5: Solve for x
    x = 214,621,554.55/17,423.31
  6. Step 6: Final answer
    x = 12,318.07

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.