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Finding the Fourth Proportional to 76,632.54, 105,751.89 and 43,098.54

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Solution

The fourth proportional to 76,632.54, 105,751.89 and 43,098.54 is: 59,475.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,632.54 : 105,751.89 = 43,098.54 : x
  2. Step 2: Convert to fraction form
    76,632.54/105,751.89 = 43,098.54/x
  3. Step 3: Cross multiply
    76,632.54x = 105,751.89 × 43,098.54
  4. Step 4: Simplify right side
    76,632.54x = 4,557,752,061.24
  5. Step 5: Solve for x
    x = 4,557,752,061.24/76,632.54
  6. Step 6: Final answer
    x = 59,475.41

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