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Finding the Fourth Proportional to 275,733.20, 413,628.60 and 76,053.68

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Solution

The fourth proportional to 275,733.20, 413,628.60 and 76,053.68 is: 114,088.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,733.20 : 413,628.60 = 76,053.68 : x
  2. Step 2: Convert to fraction form
    275,733.20/413,628.60 = 76,053.68/x
  3. Step 3: Cross multiply
    275,733.20x = 413,628.60 × 76,053.68
  4. Step 4: Simplify right side
    275,733.20x = 31,457,977,183.25
  5. Step 5: Solve for x
    x = 31,457,977,183.25/275,733.20
  6. Step 6: Final answer
    x = 114,088.46

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