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Finding the Fourth Proportional to 117,032.37, 161,504.58 and 66,055.83

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Solution

The fourth proportional to 117,032.37, 161,504.58 and 66,055.83 is: 91,156.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,032.37 : 161,504.58 = 66,055.83 : x
  2. Step 2: Convert to fraction form
    117,032.37/161,504.58 = 66,055.83/x
  3. Step 3: Cross multiply
    117,032.37x = 161,504.58 × 66,055.83
  4. Step 4: Simplify right side
    117,032.37x = 10,668,319,080.70
  5. Step 5: Solve for x
    x = 10,668,319,080.70/117,032.37
  6. Step 6: Final answer
    x = 91,156.99

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