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Finding the Fourth Proportional to 40,091.77, 60,137.92 and 10,509.35

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Solution

The fourth proportional to 40,091.77, 60,137.92 and 10,509.35 is: 15,764.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,091.77 : 60,137.92 = 10,509.35 : x
  2. Step 2: Convert to fraction form
    40,091.77/60,137.92 = 10,509.35/x
  3. Step 3: Cross multiply
    40,091.77x = 60,137.92 × 10,509.35
  4. Step 4: Simplify right side
    40,091.77x = 632,010,449.55
  5. Step 5: Solve for x
    x = 632,010,449.55/40,091.77
  6. Step 6: Final answer
    x = 15,764.09

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