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Finding the Fourth Proportional to 167,280.53, 230,831.79 and 99,285.89

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Solution

The fourth proportional to 167,280.53, 230,831.79 and 99,285.89 is: 137,005.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,280.53 : 230,831.79 = 99,285.89 : x
  2. Step 2: Convert to fraction form
    167,280.53/230,831.79 = 99,285.89/x
  3. Step 3: Cross multiply
    167,280.53x = 230,831.79 × 99,285.89
  4. Step 4: Simplify right side
    167,280.53x = 22,918,339,710.44
  5. Step 5: Solve for x
    x = 22,918,339,710.44/167,280.53
  6. Step 6: Final answer
    x = 137,005.42

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