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Finding the Fourth Proportional to 55,806.71, 83,722.18 and 18,370.58

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Solution

The fourth proportional to 55,806.71, 83,722.18 and 18,370.58 is: 27,559.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,806.71 : 83,722.18 = 18,370.58 : x
  2. Step 2: Convert to fraction form
    55,806.71/83,722.18 = 18,370.58/x
  3. Step 3: Cross multiply
    55,806.71x = 83,722.18 × 18,370.58
  4. Step 4: Simplify right side
    55,806.71x = 1,538,025,005.46
  5. Step 5: Solve for x
    x = 1,538,025,005.46/55,806.71
  6. Step 6: Final answer
    x = 27,559.86

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