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Finding the Fourth Proportional to 12,683.13, 19,029.26 and 8,531.02

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Solution

The fourth proportional to 12,683.13, 19,029.26 and 8,531.02 is: 12,799.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,683.13 : 19,029.26 = 8,531.02 : x
  2. Step 2: Convert to fraction form
    12,683.13/19,029.26 = 8,531.02/x
  3. Step 3: Cross multiply
    12,683.13x = 19,029.26 × 8,531.02
  4. Step 4: Simplify right side
    12,683.13x = 162,338,997.65
  5. Step 5: Solve for x
    x = 162,338,997.65/12,683.13
  6. Step 6: Final answer
    x = 12,799.60

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