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Finding the Fourth Proportional to 103,640.04, 155,509.24 and 44,492.56

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Solution

The fourth proportional to 103,640.04, 155,509.24 and 44,492.56 is: 66,759.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,640.04 : 155,509.24 = 44,492.56 : x
  2. Step 2: Convert to fraction form
    103,640.04/155,509.24 = 44,492.56/x
  3. Step 3: Cross multiply
    103,640.04x = 155,509.24 × 44,492.56
  4. Step 4: Simplify right side
    103,640.04x = 6,919,004,191.25
  5. Step 5: Solve for x
    x = 6,919,004,191.25/103,640.04
  6. Step 6: Final answer
    x = 66,759.95

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