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Finding the Fourth Proportional to 48,492.38, 72,738.43 and 15,212.41

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Solution

The fourth proportional to 48,492.38, 72,738.43 and 15,212.41 is: 22,818.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,492.38 : 72,738.43 = 15,212.41 : x
  2. Step 2: Convert to fraction form
    48,492.38/72,738.43 = 15,212.41/x
  3. Step 3: Cross multiply
    48,492.38x = 72,738.43 × 15,212.41
  4. Step 4: Simplify right side
    48,492.38x = 1,106,526,819.92
  5. Step 5: Solve for x
    x = 1,106,526,819.92/48,492.38
  6. Step 6: Final answer
    x = 22,818.57

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