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Finding the Fourth Proportional to 173,620.80, 260,431.20 and 114,523.20

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Solution

The fourth proportional to 173,620.80, 260,431.20 and 114,523.20 is: 171,784.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,620.80 : 260,431.20 = 114,523.20 : x
  2. Step 2: Convert to fraction form
    173,620.80/260,431.20 = 114,523.20/x
  3. Step 3: Cross multiply
    173,620.80x = 260,431.20 × 114,523.20
  4. Step 4: Simplify right side
    173,620.80x = 29,825,414,403.84
  5. Step 5: Solve for x
    x = 29,825,414,403.84/173,620.80
  6. Step 6: Final answer
    x = 171,784.80

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