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Finding the Fourth Proportional to 98,682.75, 136,185.44 and 53,970.75

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Solution

The fourth proportional to 98,682.75, 136,185.44 and 53,970.75 is: 74,481.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,682.75 : 136,185.44 = 53,970.75 : x
  2. Step 2: Convert to fraction form
    98,682.75/136,185.44 = 53,970.75/x
  3. Step 3: Cross multiply
    98,682.75x = 136,185.44 × 53,970.75
  4. Step 4: Simplify right side
    98,682.75x = 7,350,030,066.03
  5. Step 5: Solve for x
    x = 7,350,030,066.03/98,682.75
  6. Step 6: Final answer
    x = 74,481.41

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