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Finding the Fourth Proportional to 72,968.56, 109,459.05 and 23,035.30

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Solution

The fourth proportional to 72,968.56, 109,459.05 and 23,035.30 is: 34,554.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,968.56 : 109,459.05 = 23,035.30 : x
  2. Step 2: Convert to fraction form
    72,968.56/109,459.05 = 23,035.30/x
  3. Step 3: Cross multiply
    72,968.56x = 109,459.05 × 23,035.30
  4. Step 4: Simplify right side
    72,968.56x = 2,521,422,054.47
  5. Step 5: Solve for x
    x = 2,521,422,054.47/72,968.56
  6. Step 6: Final answer
    x = 34,554.91

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