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Finding the Fourth Proportional to 271,286.20, 406,929.30 and 93,774.70

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Solution

The fourth proportional to 271,286.20, 406,929.30 and 93,774.70 is: 140,662.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,286.20 : 406,929.30 = 93,774.70 : x
  2. Step 2: Convert to fraction form
    271,286.20/406,929.30 = 93,774.70/x
  3. Step 3: Cross multiply
    271,286.20x = 406,929.30 × 93,774.70
  4. Step 4: Simplify right side
    271,286.20x = 38,159,673,028.71
  5. Step 5: Solve for x
    x = 38,159,673,028.71/271,286.20
  6. Step 6: Final answer
    x = 140,662.05

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