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Finding the Fourth Proportional to 17,181.93, 23,722.48 and 13,195.92

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Solution

The fourth proportional to 17,181.93, 23,722.48 and 13,195.92 is: 18,219.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,181.93 : 23,722.48 = 13,195.92 : x
  2. Step 2: Convert to fraction form
    17,181.93/23,722.48 = 13,195.92/x
  3. Step 3: Cross multiply
    17,181.93x = 23,722.48 × 13,195.92
  4. Step 4: Simplify right side
    17,181.93x = 313,039,948.28
  5. Step 5: Solve for x
    x = 313,039,948.28/17,181.93
  6. Step 6: Final answer
    x = 18,219.14

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.