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Finding the Fourth Proportional to 10,951.37, 15,107.20 and 6,965.56

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Solution

The fourth proportional to 10,951.37, 15,107.20 and 6,965.56 is: 9,608.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,951.37 : 15,107.20 = 6,965.56 : x
  2. Step 2: Convert to fraction form
    10,951.37/15,107.20 = 6,965.56/x
  3. Step 3: Cross multiply
    10,951.37x = 15,107.20 × 6,965.56
  4. Step 4: Simplify right side
    10,951.37x = 105,230,108.03
  5. Step 5: Solve for x
    x = 105,230,108.03/10,951.37
  6. Step 6: Final answer
    x = 9,608.85

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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.