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Finding the Fourth Proportional to 12,492.52, 18,740.00 and 3,608.06

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Solution

The fourth proportional to 12,492.52, 18,740.00 and 3,608.06 is: 5,412.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,492.52 : 18,740.00 = 3,608.06 : x
  2. Step 2: Convert to fraction form
    12,492.52/18,740.00 = 3,608.06/x
  3. Step 3: Cross multiply
    12,492.52x = 18,740.00 × 3,608.06
  4. Step 4: Simplify right side
    12,492.52x = 67,614,959.72
  5. Step 5: Solve for x
    x = 67,614,959.72/12,492.52
  6. Step 6: Final answer
    x = 5,412.44

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