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Finding the Fourth Proportional to 312,093.12, 468,028.97 and 112,359.88

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Solution

The fourth proportional to 312,093.12, 468,028.97 and 112,359.88 is: 168,499.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    312,093.12 : 468,028.97 = 112,359.88 : x
  2. Step 2: Convert to fraction form
    312,093.12/468,028.97 = 112,359.88/x
  3. Step 3: Cross multiply
    312,093.12x = 468,028.97 × 112,359.88
  4. Step 4: Simplify right side
    312,093.12x = 52,587,678,905.72
  5. Step 5: Solve for x
    x = 52,587,678,905.72/312,093.12
  6. Step 6: Final answer
    x = 168,499.96

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