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Finding the Fourth Proportional to 216,448.54, 298,693.47 and 120,956.02

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Solution

The fourth proportional to 216,448.54, 298,693.47 and 120,956.02 is: 166,916.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,448.54 : 298,693.47 = 120,956.02 : x
  2. Step 2: Convert to fraction form
    216,448.54/298,693.47 = 120,956.02/x
  3. Step 3: Cross multiply
    216,448.54x = 298,693.47 × 120,956.02
  4. Step 4: Simplify right side
    216,448.54x = 36,128,773,331.19
  5. Step 5: Solve for x
    x = 36,128,773,331.19/216,448.54
  6. Step 6: Final answer
    x = 166,916.23

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