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Finding the Fourth Proportional to 27,245.92, 40,868.62 and 16,144.62

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Solution

The fourth proportional to 27,245.92, 40,868.62 and 16,144.62 is: 24,216.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,245.92 : 40,868.62 = 16,144.62 : x
  2. Step 2: Convert to fraction form
    27,245.92/40,868.62 = 16,144.62/x
  3. Step 3: Cross multiply
    27,245.92x = 40,868.62 × 16,144.62
  4. Step 4: Simplify right side
    27,245.92x = 659,808,146.21
  5. Step 5: Solve for x
    x = 659,808,146.21/27,245.92
  6. Step 6: Final answer
    x = 24,216.77

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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.