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Finding the Fourth Proportional to 84,597.40, 116,749.14 and 48,309.56

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Solution

The fourth proportional to 84,597.40, 116,749.14 and 48,309.56 is: 66,669.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,597.40 : 116,749.14 = 48,309.56 : x
  2. Step 2: Convert to fraction form
    84,597.40/116,749.14 = 48,309.56/x
  3. Step 3: Cross multiply
    84,597.40x = 116,749.14 × 48,309.56
  4. Step 4: Simplify right side
    84,597.40x = 5,640,099,583.78
  5. Step 5: Solve for x
    x = 5,640,099,583.78/84,597.40
  6. Step 6: Final answer
    x = 66,669.89

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