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Finding the Fourth Proportional to 52,419.12, 78,634.92 and 17,362.80

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Solution

The fourth proportional to 52,419.12, 78,634.92 and 17,362.80 is: 26,046.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,419.12 : 78,634.92 = 17,362.80 : x
  2. Step 2: Convert to fraction form
    52,419.12/78,634.92 = 17,362.80/x
  3. Step 3: Cross multiply
    52,419.12x = 78,634.92 × 17,362.80
  4. Step 4: Simplify right side
    52,419.12x = 1,365,322,388.98
  5. Step 5: Solve for x
    x = 1,365,322,388.98/52,419.12
  6. Step 6: Final answer
    x = 26,046.27

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