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Finding the Fourth Proportional to 12,142.03, 16,755.24 and 7,363.03

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Solution

The fourth proportional to 12,142.03, 16,755.24 and 7,363.03 is: 10,160.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,142.03 : 16,755.24 = 7,363.03 : x
  2. Step 2: Convert to fraction form
    12,142.03/16,755.24 = 7,363.03/x
  3. Step 3: Cross multiply
    12,142.03x = 16,755.24 × 7,363.03
  4. Step 4: Simplify right side
    12,142.03x = 123,369,334.78
  5. Step 5: Solve for x
    x = 123,369,334.78/12,142.03
  6. Step 6: Final answer
    x = 10,160.52

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.