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Finding the Fourth Proportional to 73,503.36, 101,433.60 and 39,968.64

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Solution

The fourth proportional to 73,503.36, 101,433.60 and 39,968.64 is: 55,156.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,503.36 : 101,433.60 = 39,968.64 : x
  2. Step 2: Convert to fraction form
    73,503.36/101,433.60 = 39,968.64/x
  3. Step 3: Cross multiply
    73,503.36x = 101,433.60 × 39,968.64
  4. Step 4: Simplify right side
    73,503.36x = 4,054,163,042.30
  5. Step 5: Solve for x
    x = 4,054,163,042.30/73,503.36
  6. Step 6: Final answer
    x = 55,156.16

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