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Finding the Fourth Proportional to 96,028.60, 143,859.30 and 51,640.60

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Solution

The fourth proportional to 96,028.60, 143,859.30 and 51,640.60 is: 77,362.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,028.60 : 143,859.30 = 51,640.60 : x
  2. Step 2: Convert to fraction form
    96,028.60/143,859.30 = 51,640.60/x
  3. Step 3: Cross multiply
    96,028.60x = 143,859.30 × 51,640.60
  4. Step 4: Simplify right side
    96,028.60x = 7,428,980,567.58
  5. Step 5: Solve for x
    x = 7,428,980,567.58/96,028.60
  6. Step 6: Final answer
    x = 77,362.17

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