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Finding the Fourth Proportional to 83,091.88, 114,665.32 and 47,281.12

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Solution

The fourth proportional to 83,091.88, 114,665.32 and 47,281.12 is: 65,247.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,091.88 : 114,665.32 = 47,281.12 : x
  2. Step 2: Convert to fraction form
    83,091.88/114,665.32 = 47,281.12/x
  3. Step 3: Cross multiply
    83,091.88x = 114,665.32 × 47,281.12
  4. Step 4: Simplify right side
    83,091.88x = 5,421,504,527.20
  5. Step 5: Solve for x
    x = 5,421,504,527.20/83,091.88
  6. Step 6: Final answer
    x = 65,247.11

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