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Finding the Fourth Proportional to 118,259.28, 177,294.74 and 68,282.69

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Solution

The fourth proportional to 118,259.28, 177,294.74 and 68,282.69 is: 102,369.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,259.28 : 177,294.74 = 68,282.69 : x
  2. Step 2: Convert to fraction form
    118,259.28/177,294.74 = 68,282.69/x
  3. Step 3: Cross multiply
    118,259.28x = 177,294.74 × 68,282.69
  4. Step 4: Simplify right side
    118,259.28x = 12,106,160,542.16
  5. Step 5: Solve for x
    x = 12,106,160,542.16/118,259.28
  6. Step 6: Final answer
    x = 102,369.65

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