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Finding the Fourth Proportional to 47,870.82, 71,806.27 and 21,544.82

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Solution

The fourth proportional to 47,870.82, 71,806.27 and 21,544.82 is: 32,317.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,870.82 : 71,806.27 = 21,544.82 : x
  2. Step 2: Convert to fraction form
    47,870.82/71,806.27 = 21,544.82/x
  3. Step 3: Cross multiply
    47,870.82x = 71,806.27 × 21,544.82
  4. Step 4: Simplify right side
    47,870.82x = 1,547,053,162.02
  5. Step 5: Solve for x
    x = 1,547,053,162.02/47,870.82
  6. Step 6: Final answer
    x = 32,317.25

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