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Finding the Fourth Proportional to 7,956.02, 11,934 and 1,952.12

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Solution

The fourth proportional to 7,956.02, 11,934 and 1,952.12 is: 2,928.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,956.02 : 11,934 = 1,952.12 : x
  2. Step 2: Convert to fraction form
    7,956.02/11,934 = 1,952.12/x
  3. Step 3: Cross multiply
    7,956.02x = 11,934 × 1,952.12
  4. Step 4: Simplify right side
    7,956.02x = 23,296,600.08
  5. Step 5: Solve for x
    x = 23,296,600.08/7,956.02
  6. Step 6: Final answer
    x = 2,928.17

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.