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Finding the Fourth Proportional to 16,836.24, 25,248.89 and 7,950.19

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Solution

The fourth proportional to 16,836.24, 25,248.89 and 7,950.19 is: 11,922.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,836.24 : 25,248.89 = 7,950.19 : x
  2. Step 2: Convert to fraction form
    16,836.24/25,248.89 = 7,950.19/x
  3. Step 3: Cross multiply
    16,836.24x = 25,248.89 × 7,950.19
  4. Step 4: Simplify right side
    16,836.24x = 200,733,433.04
  5. Step 5: Solve for x
    x = 200,733,433.04/16,836.24
  6. Step 6: Final answer
    x = 11,922.70

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1.5x scale

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.