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Finding the Fourth Proportional to 76,626.24, 105,743.52 and 43,091.52

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Solution

The fourth proportional to 76,626.24, 105,743.52 and 43,091.52 is: 59,465.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,626.24 : 105,743.52 = 43,091.52 : x
  2. Step 2: Convert to fraction form
    76,626.24/105,743.52 = 43,091.52/x
  3. Step 3: Cross multiply
    76,626.24x = 105,743.52 × 43,091.52
  4. Step 4: Simplify right side
    76,626.24x = 4,556,649,006.95
  5. Step 5: Solve for x
    x = 4,556,649,006.95/76,626.24
  6. Step 6: Final answer
    x = 59,465.91

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