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Finding the Fourth Proportional to 76,628.53, 105,747.83 and 43,094.53

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Solution

The fourth proportional to 76,628.53, 105,747.83 and 43,094.53 is: 59,470.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,628.53 : 105,747.83 = 43,094.53 : x
  2. Step 2: Convert to fraction form
    76,628.53/105,747.83 = 43,094.53/x
  3. Step 3: Cross multiply
    76,628.53x = 105,747.83 × 43,094.53
  4. Step 4: Simplify right side
    76,628.53x = 4,557,153,110.69
  5. Step 5: Solve for x
    x = 4,557,153,110.69/76,628.53
  6. Step 6: Final answer
    x = 59,470.71

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