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Finding the Fourth Proportional to 74,353.54, 111,297.03 and 39,186.58

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Solution

The fourth proportional to 74,353.54, 111,297.03 and 39,186.58 is: 58,656.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,353.54 : 111,297.03 = 39,186.58 : x
  2. Step 2: Convert to fraction form
    74,353.54/111,297.03 = 39,186.58/x
  3. Step 3: Cross multiply
    74,353.54x = 111,297.03 × 39,186.58
  4. Step 4: Simplify right side
    74,353.54x = 4,361,349,969.86
  5. Step 5: Solve for x
    x = 4,361,349,969.86/74,353.54
  6. Step 6: Final answer
    x = 58,656.92

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