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Finding the Fourth Proportional to 89,871.50, 124,020.60 and 49,585.24

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Solution

The fourth proportional to 89,871.50, 124,020.60 and 49,585.24 is: 68,426.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,871.50 : 124,020.60 = 49,585.24 : x
  2. Step 2: Convert to fraction form
    89,871.50/124,020.60 = 49,585.24/x
  3. Step 3: Cross multiply
    89,871.50x = 124,020.60 × 49,585.24
  4. Step 4: Simplify right side
    89,871.50x = 6,149,591,215.94
  5. Step 5: Solve for x
    x = 6,149,591,215.94/89,871.50
  6. Step 6: Final answer
    x = 68,426.49

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