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Finding the Fourth Proportional to 104,291.76, 144,041.42 and 70,699.44

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Solution

The fourth proportional to 104,291.76, 144,041.42 and 70,699.44 is: 97,645.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,291.76 : 144,041.42 = 70,699.44 : x
  2. Step 2: Convert to fraction form
    104,291.76/144,041.42 = 70,699.44/x
  3. Step 3: Cross multiply
    104,291.76x = 144,041.42 × 70,699.44
  4. Step 4: Simplify right side
    104,291.76x = 10,183,647,730.80
  5. Step 5: Solve for x
    x = 10,183,647,730.80/104,291.76
  6. Step 6: Final answer
    x = 97,645.76

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