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Finding the Fourth Proportional to 40,166.87, 55,426.41 and 22,261.52

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Solution

The fourth proportional to 40,166.87, 55,426.41 and 22,261.52 is: 30,718.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,166.87 : 55,426.41 = 22,261.52 : x
  2. Step 2: Convert to fraction form
    40,166.87/55,426.41 = 22,261.52/x
  3. Step 3: Cross multiply
    40,166.87x = 55,426.41 × 22,261.52
  4. Step 4: Simplify right side
    40,166.87x = 1,233,875,981.98
  5. Step 5: Solve for x
    x = 1,233,875,981.98/40,166.87
  6. Step 6: Final answer
    x = 30,718.75

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