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Finding the Fourth Proportional to 76,257.94, 114,426.80 and 55,370.51

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Solution

The fourth proportional to 76,257.94, 114,426.80 and 55,370.51 is: 83,084.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,257.94 : 114,426.80 = 55,370.51 : x
  2. Step 2: Convert to fraction form
    76,257.94/114,426.80 = 55,370.51/x
  3. Step 3: Cross multiply
    76,257.94x = 114,426.80 × 55,370.51
  4. Step 4: Simplify right side
    76,257.94x = 6,335,870,282.88
  5. Step 5: Solve for x
    x = 6,335,870,282.88/76,257.94
  6. Step 6: Final answer
    x = 83,084.73

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