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Finding the Fourth Proportional to 78,796.48, 118,238.88 and 41,859.52

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Solution

The fourth proportional to 78,796.48, 118,238.88 and 41,859.52 is: 62,812.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,796.48 : 118,238.88 = 41,859.52 : x
  2. Step 2: Convert to fraction form
    78,796.48/118,238.88 = 41,859.52/x
  3. Step 3: Cross multiply
    78,796.48x = 118,238.88 × 41,859.52
  4. Step 4: Simplify right side
    78,796.48x = 4,949,422,762.14
  5. Step 5: Solve for x
    x = 4,949,422,762.14/78,796.48
  6. Step 6: Final answer
    x = 62,812.74

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