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Finding the Fourth Proportional to 18,136.36, 25,028.63 and 10,179.19

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Solution

The fourth proportional to 18,136.36, 25,028.63 and 10,179.19 is: 14,047.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,136.36 : 25,028.63 = 10,179.19 : x
  2. Step 2: Convert to fraction form
    18,136.36/25,028.63 = 10,179.19/x
  3. Step 3: Cross multiply
    18,136.36x = 25,028.63 × 10,179.19
  4. Step 4: Simplify right side
    18,136.36x = 254,771,180.21
  5. Step 5: Solve for x
    x = 254,771,180.21/18,136.36
  6. Step 6: Final answer
    x = 14,047.54

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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.