Home / 172,956.96-259,436.16-48,299.04

Finding the Fourth Proportional to 172,956.96, 259,436.16 and 48,299.04

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Solution

The fourth proportional to 172,956.96, 259,436.16 and 48,299.04 is: 72,448.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,956.96 : 259,436.16 = 48,299.04 : x
  2. Step 2: Convert to fraction form
    172,956.96/259,436.16 = 48,299.04/x
  3. Step 3: Cross multiply
    172,956.96x = 259,436.16 × 48,299.04
  4. Step 4: Simplify right side
    172,956.96x = 12,530,517,469.29
  5. Step 5: Solve for x
    x = 12,530,517,469.29/172,956.96
  6. Step 6: Final answer
    x = 72,448.76

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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.