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Finding the Fourth Proportional to 102,811.44, 154,240.38 and 36,256.44

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Solution

The fourth proportional to 102,811.44, 154,240.38 and 36,256.44 is: 54,392.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,811.44 : 154,240.38 = 36,256.44 : x
  2. Step 2: Convert to fraction form
    102,811.44/154,240.38 = 36,256.44/x
  3. Step 3: Cross multiply
    102,811.44x = 154,240.38 × 36,256.44
  4. Step 4: Simplify right side
    102,811.44x = 5,592,207,083.05
  5. Step 5: Solve for x
    x = 5,592,207,083.05/102,811.44
  6. Step 6: Final answer
    x = 54,392.85

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