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Finding the Fourth Proportional to 173,687.20, 260,530.80 and 163,189.60

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Solution

The fourth proportional to 173,687.20, 260,530.80 and 163,189.60 is: 244,784.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,687.20 : 260,530.80 = 163,189.60 : x
  2. Step 2: Convert to fraction form
    173,687.20/260,530.80 = 163,189.60/x
  3. Step 3: Cross multiply
    173,687.20x = 260,530.80 × 163,189.60
  4. Step 4: Simplify right side
    173,687.20x = 42,515,917,039.68
  5. Step 5: Solve for x
    x = 42,515,917,039.68/173,687.20
  6. Step 6: Final answer
    x = 244,784.40

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