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Finding the Fourth Proportional to 106,216.40, 159,132.60 and 61,806.80

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Solution

The fourth proportional to 106,216.40, 159,132.60 and 61,806.80 is: 92,598.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,216.40 : 159,132.60 = 61,806.80 : x
  2. Step 2: Convert to fraction form
    106,216.40/159,132.60 = 61,806.80/x
  3. Step 3: Cross multiply
    106,216.40x = 159,132.60 × 61,806.80
  4. Step 4: Simplify right side
    106,216.40x = 9,835,476,781.68
  5. Step 5: Solve for x
    x = 9,835,476,781.68/106,216.40
  6. Step 6: Final answer
    x = 92,598.48

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