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Finding the Fourth Proportional to 30,775.80, 42,443.82 and 24,805.56

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Solution

The fourth proportional to 30,775.80, 42,443.82 and 24,805.56 is: 34,210.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,775.80 : 42,443.82 = 24,805.56 : x
  2. Step 2: Convert to fraction form
    30,775.80/42,443.82 = 24,805.56/x
  3. Step 3: Cross multiply
    30,775.80x = 42,443.82 × 24,805.56
  4. Step 4: Simplify right side
    30,775.80x = 1,052,842,723.64
  5. Step 5: Solve for x
    x = 1,052,842,723.64/30,775.80
  6. Step 6: Final answer
    x = 34,210.08

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