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Finding the Fourth Proportional to 238,690.64, 358,035.94 and 113,652.56

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Solution

The fourth proportional to 238,690.64, 358,035.94 and 113,652.56 is: 170,478.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,690.64 : 358,035.94 = 113,652.56 : x
  2. Step 2: Convert to fraction form
    238,690.64/358,035.94 = 113,652.56/x
  3. Step 3: Cross multiply
    238,690.64x = 358,035.94 × 113,652.56
  4. Step 4: Simplify right side
    238,690.64x = 40,691,701,153.01
  5. Step 5: Solve for x
    x = 40,691,701,153.01/238,690.64
  6. Step 6: Final answer
    x = 170,478.83

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