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Finding the Fourth Proportional to 55,762.76, 76,949.98 and 30,268.55

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Solution

The fourth proportional to 55,762.76, 76,949.98 and 30,268.55 is: 41,769.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,762.76 : 76,949.98 = 30,268.55 : x
  2. Step 2: Convert to fraction form
    55,762.76/76,949.98 = 30,268.55/x
  3. Step 3: Cross multiply
    55,762.76x = 76,949.98 × 30,268.55
  4. Step 4: Simplify right side
    55,762.76x = 2,329,163,856.71
  5. Step 5: Solve for x
    x = 2,329,163,856.71/55,762.76
  6. Step 6: Final answer
    x = 41,769.17

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