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Finding the Fourth Proportional to 216,448.07, 298,697.82 and 120,954.76

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Solution

The fourth proportional to 216,448.07, 298,697.82 and 120,954.76 is: 166,917.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,448.07 : 298,697.82 = 120,954.76 : x
  2. Step 2: Convert to fraction form
    216,448.07/298,697.82 = 120,954.76/x
  3. Step 3: Cross multiply
    216,448.07x = 298,697.82 × 120,954.76
  4. Step 4: Simplify right side
    216,448.07x = 36,128,921,637.13
  5. Step 5: Solve for x
    x = 36,128,921,637.13/216,448.07
  6. Step 6: Final answer
    x = 166,917.27

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