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Finding the Fourth Proportional to 18,611, 25,683.72 and 10,228.04

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Solution

The fourth proportional to 18,611, 25,683.72 and 10,228.04 is: 14,114.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,611 : 25,683.72 = 10,228.04 : x
  2. Step 2: Convert to fraction form
    18,611/25,683.72 = 10,228.04/x
  3. Step 3: Cross multiply
    18,611x = 25,683.72 × 10,228.04
  4. Step 4: Simplify right side
    18,611x = 262,694,115.51
  5. Step 5: Solve for x
    x = 262,694,115.51/18,611
  6. Step 6: Final answer
    x = 14,114.99

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