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Finding the Fourth Proportional to 144,553.20, 216,829.80 and 122,683.20

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Solution

The fourth proportional to 144,553.20, 216,829.80 and 122,683.20 is: 184,024.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,553.20 : 216,829.80 = 122,683.20 : x
  2. Step 2: Convert to fraction form
    144,553.20/216,829.80 = 122,683.20/x
  3. Step 3: Cross multiply
    144,553.20x = 216,829.80 × 122,683.20
  4. Step 4: Simplify right side
    144,553.20x = 26,601,373,719.36
  5. Step 5: Solve for x
    x = 26,601,373,719.36/144,553.20
  6. Step 6: Final answer
    x = 184,024.80

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