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Finding the Fourth Proportional to 49,314.48, 68,066.64 and 30,440.76

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Solution

The fourth proportional to 49,314.48, 68,066.64 and 30,440.76 is: 42,016.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,314.48 : 68,066.64 = 30,440.76 : x
  2. Step 2: Convert to fraction form
    49,314.48/68,066.64 = 30,440.76/x
  3. Step 3: Cross multiply
    49,314.48x = 68,066.64 × 30,440.76
  4. Step 4: Simplify right side
    49,314.48x = 2,072,000,252.25
  5. Step 5: Solve for x
    x = 2,072,000,252.25/49,314.48
  6. Step 6: Final answer
    x = 42,016.06

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