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Finding the Fourth Proportional to 61,422.80, 84,762.44 and 34,565.30

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Solution

The fourth proportional to 61,422.80, 84,762.44 and 34,565.30 is: 47,699.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,422.80 : 84,762.44 = 34,565.30 : x
  2. Step 2: Convert to fraction form
    61,422.80/84,762.44 = 34,565.30/x
  3. Step 3: Cross multiply
    61,422.80x = 84,762.44 × 34,565.30
  4. Step 4: Simplify right side
    61,422.80x = 2,929,839,167.33
  5. Step 5: Solve for x
    x = 2,929,839,167.33/61,422.80
  6. Step 6: Final answer
    x = 47,699.54

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