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Finding the Fourth Proportional to 84,282.78, 116,313.58 and 48,472.76

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Solution

The fourth proportional to 84,282.78, 116,313.58 and 48,472.76 is: 66,894.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,282.78 : 116,313.58 = 48,472.76 : x
  2. Step 2: Convert to fraction form
    84,282.78/116,313.58 = 48,472.76/x
  3. Step 3: Cross multiply
    84,282.78x = 116,313.58 × 48,472.76
  4. Step 4: Simplify right side
    84,282.78x = 5,638,040,248.08
  5. Step 5: Solve for x
    x = 5,638,040,248.08/84,282.78
  6. Step 6: Final answer
    x = 66,894.33

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