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Finding the Fourth Proportional to 53,652.80, 74,044.40 and 30,992.74

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Solution

The fourth proportional to 53,652.80, 74,044.40 and 30,992.74 is: 42,772.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,652.80 : 74,044.40 = 30,992.74 : x
  2. Step 2: Convert to fraction form
    53,652.80/74,044.40 = 30,992.74/x
  3. Step 3: Cross multiply
    53,652.80x = 74,044.40 × 30,992.74
  4. Step 4: Simplify right side
    53,652.80x = 2,294,838,837.66
  5. Step 5: Solve for x
    x = 2,294,838,837.66/53,652.80
  6. Step 6: Final answer
    x = 42,772.02

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