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Finding the Fourth Proportional to 172,751.36, 258,541.80 and 106,233.60

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Solution

The fourth proportional to 172,751.36, 258,541.80 and 106,233.60 is: 158,990.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,751.36 : 258,541.80 = 106,233.60 : x
  2. Step 2: Convert to fraction form
    172,751.36/258,541.80 = 106,233.60/x
  3. Step 3: Cross multiply
    172,751.36x = 258,541.80 × 106,233.60
  4. Step 4: Simplify right side
    172,751.36x = 27,465,826,164.48
  5. Step 5: Solve for x
    x = 27,465,826,164.48/172,751.36
  6. Step 6: Final answer
    x = 158,990.51

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