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Finding the Fourth Proportional to 74,362.76, 111,535.98 and 21,772.76

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Solution

The fourth proportional to 74,362.76, 111,535.98 and 21,772.76 is: 32,656.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,362.76 : 111,535.98 = 21,772.76 : x
  2. Step 2: Convert to fraction form
    74,362.76/111,535.98 = 21,772.76/x
  3. Step 3: Cross multiply
    74,362.76x = 111,535.98 × 21,772.76
  4. Step 4: Simplify right side
    74,362.76x = 2,428,446,123.90
  5. Step 5: Solve for x
    x = 2,428,446,123.90/74,362.76
  6. Step 6: Final answer
    x = 32,656.75

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