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Finding the Fourth Proportional to 115,650.93, 159,510.22 and 99,545.64

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Solution

The fourth proportional to 115,650.93, 159,510.22 and 99,545.64 is: 137,297.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,650.93 : 159,510.22 = 99,545.64 : x
  2. Step 2: Convert to fraction form
    115,650.93/159,510.22 = 99,545.64/x
  3. Step 3: Cross multiply
    115,650.93x = 159,510.22 × 99,545.64
  4. Step 4: Simplify right side
    115,650.93x = 15,878,546,936.44
  5. Step 5: Solve for x
    x = 15,878,546,936.44/115,650.93
  6. Step 6: Final answer
    x = 137,297.18

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