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Finding the Fourth Proportional to 188,344.74, 259,917.53 and 103,461.80

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Solution

The fourth proportional to 188,344.74, 259,917.53 and 103,461.80 is: 142,778.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,344.74 : 259,917.53 = 103,461.80 : x
  2. Step 2: Convert to fraction form
    188,344.74/259,917.53 = 103,461.80/x
  3. Step 3: Cross multiply
    188,344.74x = 259,917.53 × 103,461.80
  4. Step 4: Simplify right side
    188,344.74x = 26,891,533,688.46
  5. Step 5: Solve for x
    x = 26,891,533,688.46/188,344.74
  6. Step 6: Final answer
    x = 142,778.26

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