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Finding the Fourth Proportional to 88,971.84, 122,881.92 and 60,628.80

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Solution

The fourth proportional to 88,971.84, 122,881.92 and 60,628.80 is: 83,736.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,971.84 : 122,881.92 = 60,628.80 : x
  2. Step 2: Convert to fraction form
    88,971.84/122,881.92 = 60,628.80/x
  3. Step 3: Cross multiply
    88,971.84x = 122,881.92 × 60,628.80
  4. Step 4: Simplify right side
    88,971.84x = 7,450,183,351.30
  5. Step 5: Solve for x
    x = 7,450,183,351.30/88,971.84
  6. Step 6: Final answer
    x = 83,736.42

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