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Finding the Fourth Proportional to 8,758, 12,086.04 and 5,968.36

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Solution

The fourth proportional to 8,758, 12,086.04 and 5,968.36 is: 8,236.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,758 : 12,086.04 = 5,968.36 : x
  2. Step 2: Convert to fraction form
    8,758/12,086.04 = 5,968.36/x
  3. Step 3: Cross multiply
    8,758x = 12,086.04 × 5,968.36
  4. Step 4: Simplify right side
    8,758x = 72,133,837.69
  5. Step 5: Solve for x
    x = 72,133,837.69/8,758
  6. Step 6: Final answer
    x = 8,236.34

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Why These Related Problems?

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