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Finding the Fourth Proportional to 7,795.32, 10,753.78 and 5,667.54

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Solution

The fourth proportional to 7,795.32, 10,753.78 and 5,667.54 is: 7,818.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,795.32 : 10,753.78 = 5,667.54 : x
  2. Step 2: Convert to fraction form
    7,795.32/10,753.78 = 5,667.54/x
  3. Step 3: Cross multiply
    7,795.32x = 10,753.78 × 5,667.54
  4. Step 4: Simplify right side
    7,795.32x = 60,947,478.30
  5. Step 5: Solve for x
    x = 60,947,478.30/7,795.32
  6. Step 6: Final answer
    x = 7,818.47

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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.