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Finding the Fourth Proportional to 10,695.87, 14,761.05 and 5,979.84

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Solution

The fourth proportional to 10,695.87, 14,761.05 and 5,979.84 is: 8,252.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,695.87 : 14,761.05 = 5,979.84 : x
  2. Step 2: Convert to fraction form
    10,695.87/14,761.05 = 5,979.84/x
  3. Step 3: Cross multiply
    10,695.87x = 14,761.05 × 5,979.84
  4. Step 4: Simplify right side
    10,695.87x = 88,268,717.23
  5. Step 5: Solve for x
    x = 88,268,717.23/10,695.87
  6. Step 6: Final answer
    x = 8,252.60

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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.