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Finding the Fourth Proportional to 96,317.40, 144,476.10 and 66,768.60

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Solution

The fourth proportional to 96,317.40, 144,476.10 and 66,768.60 is: 100,152.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,317.40 : 144,476.10 = 66,768.60 : x
  2. Step 2: Convert to fraction form
    96,317.40/144,476.10 = 66,768.60/x
  3. Step 3: Cross multiply
    96,317.40x = 144,476.10 × 66,768.60
  4. Step 4: Simplify right side
    96,317.40x = 9,646,466,930.46
  5. Step 5: Solve for x
    x = 9,646,466,930.46/96,317.40
  6. Step 6: Final answer
    x = 100,152.90

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