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Finding the Fourth Proportional to 98,912.68, 136,477.92 and 58,606.30

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Solution

The fourth proportional to 98,912.68, 136,477.92 and 58,606.30 is: 80,863.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,912.68 : 136,477.92 = 58,606.30 : x
  2. Step 2: Convert to fraction form
    98,912.68/136,477.92 = 58,606.30/x
  3. Step 3: Cross multiply
    98,912.68x = 136,477.92 × 58,606.30
  4. Step 4: Simplify right side
    98,912.68x = 7,998,465,922.90
  5. Step 5: Solve for x
    x = 7,998,465,922.90/98,912.68
  6. Step 6: Final answer
    x = 80,863.91

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