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Finding the Fourth Proportional to 116,043.20, 173,834.40 and 69,156.80

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Solution

The fourth proportional to 116,043.20, 173,834.40 and 69,156.80 is: 103,597.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,043.20 : 173,834.40 = 69,156.80 : x
  2. Step 2: Convert to fraction form
    116,043.20/173,834.40 = 69,156.80/x
  3. Step 3: Cross multiply
    116,043.20x = 173,834.40 × 69,156.80
  4. Step 4: Simplify right side
    116,043.20x = 12,021,830,833.92
  5. Step 5: Solve for x
    x = 12,021,830,833.92/116,043.20
  6. Step 6: Final answer
    x = 103,597.89

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