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Finding the Fourth Proportional to 52,062.23, 78,092.65 and 12,619.69

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Solution

The fourth proportional to 52,062.23, 78,092.65 and 12,619.69 is: 18,929.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,062.23 : 78,092.65 = 12,619.69 : x
  2. Step 2: Convert to fraction form
    52,062.23/78,092.65 = 12,619.69/x
  3. Step 3: Cross multiply
    52,062.23x = 78,092.65 × 12,619.69
  4. Step 4: Simplify right side
    52,062.23x = 985,505,034.28
  5. Step 5: Solve for x
    x = 985,505,034.28/52,062.23
  6. Step 6: Final answer
    x = 18,929.37

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