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Finding the Fourth Proportional to 15,956, 23,934 and 4,268.92

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Solution

The fourth proportional to 15,956, 23,934 and 4,268.92 is: 6,403.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,956 : 23,934 = 4,268.92 : x
  2. Step 2: Convert to fraction form
    15,956/23,934 = 4,268.92/x
  3. Step 3: Cross multiply
    15,956x = 23,934 × 4,268.92
  4. Step 4: Simplify right side
    15,956x = 102,172,211.61
  5. Step 5: Solve for x
    x = 102,172,211.61/15,956
  6. Step 6: Final answer
    x = 6,403.37

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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.