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Finding the Fourth Proportional to 13,108.95, 19,647.01 and 10,324.63

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Solution

The fourth proportional to 13,108.95, 19,647.01 and 10,324.63 is: 15,474.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,108.95 : 19,647.01 = 10,324.63 : x
  2. Step 2: Convert to fraction form
    13,108.95/19,647.01 = 10,324.63/x
  3. Step 3: Cross multiply
    13,108.95x = 19,647.01 × 10,324.63
  4. Step 4: Simplify right side
    13,108.95x = 202,848,010.62
  5. Step 5: Solve for x
    x = 202,848,010.62/13,108.95
  6. Step 6: Final answer
    x = 15,474.01

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.