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Finding the Fourth Proportional to 168,543.42, 252,717.32 and 79,796.18

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Solution

The fourth proportional to 168,543.42, 252,717.32 and 79,796.18 is: 119,647.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,543.42 : 252,717.32 = 79,796.18 : x
  2. Step 2: Convert to fraction form
    168,543.42/252,717.32 = 79,796.18/x
  3. Step 3: Cross multiply
    168,543.42x = 252,717.32 × 79,796.18
  4. Step 4: Simplify right side
    168,543.42x = 20,165,875,093.27
  5. Step 5: Solve for x
    x = 20,165,875,093.27/168,543.42
  6. Step 6: Final answer
    x = 119,647.95

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