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Finding the Fourth Proportional to 32,715.43, 49,097.59 and 12,728.07

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Solution

The fourth proportional to 32,715.43, 49,097.59 and 12,728.07 is: 19,101.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,715.43 : 49,097.59 = 12,728.07 : x
  2. Step 2: Convert to fraction form
    32,715.43/49,097.59 = 12,728.07/x
  3. Step 3: Cross multiply
    32,715.43x = 49,097.59 × 12,728.07
  4. Step 4: Simplify right side
    32,715.43x = 624,917,530.53
  5. Step 5: Solve for x
    x = 624,917,530.53/32,715.43
  6. Step 6: Final answer
    x = 19,101.62

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