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Finding the Fourth Proportional to 17,900.11, 24,712.46 and 11,951.47

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Solution

The fourth proportional to 17,900.11, 24,712.46 and 11,951.47 is: 16,499.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,900.11 : 24,712.46 = 11,951.47 : x
  2. Step 2: Convert to fraction form
    17,900.11/24,712.46 = 11,951.47/x
  3. Step 3: Cross multiply
    17,900.11x = 24,712.46 × 11,951.47
  4. Step 4: Simplify right side
    17,900.11x = 295,350,224.32
  5. Step 5: Solve for x
    x = 295,350,224.32/17,900.11
  6. Step 6: Final answer
    x = 16,499.91

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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.