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Finding the Fourth Proportional to 12,173.51, 18,262.64 and 4,676.53

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Solution

The fourth proportional to 12,173.51, 18,262.64 and 4,676.53 is: 7,015.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,173.51 : 18,262.64 = 4,676.53 : x
  2. Step 2: Convert to fraction form
    12,173.51/18,262.64 = 4,676.53/x
  3. Step 3: Cross multiply
    12,173.51x = 18,262.64 × 4,676.53
  4. Step 4: Simplify right side
    12,173.51x = 85,405,669.14
  5. Step 5: Solve for x
    x = 85,405,669.14/12,173.51
  6. Step 6: Final answer
    x = 7,015.70

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