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Finding the Fourth Proportional to 99,643.27, 149,309.20 and 62,629.51

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Solution

The fourth proportional to 99,643.27, 149,309.20 and 62,629.51 is: 93,846.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,643.27 : 149,309.20 = 62,629.51 : x
  2. Step 2: Convert to fraction form
    99,643.27/149,309.20 = 62,629.51/x
  3. Step 3: Cross multiply
    99,643.27x = 149,309.20 × 62,629.51
  4. Step 4: Simplify right side
    99,643.27x = 9,351,162,034.49
  5. Step 5: Solve for x
    x = 9,351,162,034.49/99,643.27
  6. Step 6: Final answer
    x = 93,846.40

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