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Finding the Fourth Proportional to 16,487.01, 24,719.58 and 5,389.81

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Solution

The fourth proportional to 16,487.01, 24,719.58 and 5,389.81 is: 8,081.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,487.01 : 24,719.58 = 5,389.81 : x
  2. Step 2: Convert to fraction form
    16,487.01/24,719.58 = 5,389.81/x
  3. Step 3: Cross multiply
    16,487.01x = 24,719.58 × 5,389.81
  4. Step 4: Simplify right side
    16,487.01x = 133,233,777.68
  5. Step 5: Solve for x
    x = 133,233,777.68/16,487.01
  6. Step 6: Final answer
    x = 8,081.14

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