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Finding the Fourth Proportional to 168,956.92, 253,522.74 and 74,253.55

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Solution

The fourth proportional to 168,956.92, 253,522.74 and 74,253.55 is: 111,418.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,956.92 : 253,522.74 = 74,253.55 : x
  2. Step 2: Convert to fraction form
    168,956.92/253,522.74 = 74,253.55/x
  3. Step 3: Cross multiply
    168,956.92x = 253,522.74 × 74,253.55
  4. Step 4: Simplify right side
    168,956.92x = 18,824,963,767.63
  5. Step 5: Solve for x
    x = 18,824,963,767.63/168,956.92
  6. Step 6: Final answer
    x = 111,418.72

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