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Finding the Fourth Proportional to 178,912.72, 246,902.34 and 98,343.64

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Solution

The fourth proportional to 178,912.72, 246,902.34 and 98,343.64 is: 135,715.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,912.72 : 246,902.34 = 98,343.64 : x
  2. Step 2: Convert to fraction form
    178,912.72/246,902.34 = 98,343.64/x
  3. Step 3: Cross multiply
    178,912.72x = 246,902.34 × 98,343.64
  4. Step 4: Simplify right side
    178,912.72x = 24,281,274,840.12
  5. Step 5: Solve for x
    x = 24,281,274,840.12/178,912.72
  6. Step 6: Final answer
    x = 135,715.75

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