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Finding the Fourth Proportional to 121,210.97, 181,615.97 and 61,965.14

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Solution

The fourth proportional to 121,210.97, 181,615.97 and 61,965.14 is: 92,845.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,210.97 : 181,615.97 = 61,965.14 : x
  2. Step 2: Convert to fraction form
    121,210.97/181,615.97 = 61,965.14/x
  3. Step 3: Cross multiply
    121,210.97x = 181,615.97 × 61,965.14
  4. Step 4: Simplify right side
    121,210.97x = 11,253,858,254.12
  5. Step 5: Solve for x
    x = 11,253,858,254.12/121,210.97
  6. Step 6: Final answer
    x = 92,845.22

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