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Finding the Fourth Proportional to 256,850.08, 354,479.79 and 147,958.18

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Solution

The fourth proportional to 256,850.08, 354,479.79 and 147,958.18 is: 204,197.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    256,850.08 : 354,479.79 = 147,958.18 : x
  2. Step 2: Convert to fraction form
    256,850.08/354,479.79 = 147,958.18/x
  3. Step 3: Cross multiply
    256,850.08x = 354,479.79 × 147,958.18
  4. Step 4: Simplify right side
    256,850.08x = 52,448,184,575.18
  5. Step 5: Solve for x
    x = 52,448,184,575.18/256,850.08
  6. Step 6: Final answer
    x = 204,197.66

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