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Finding the Fourth Proportional to 24,661.21, 36,992.08 and 7,131.19

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Solution

The fourth proportional to 24,661.21, 36,992.08 and 7,131.19 is: 10,696.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,661.21 : 36,992.08 = 7,131.19 : x
  2. Step 2: Convert to fraction form
    24,661.21/36,992.08 = 7,131.19/x
  3. Step 3: Cross multiply
    24,661.21x = 36,992.08 × 7,131.19
  4. Step 4: Simplify right side
    24,661.21x = 263,797,550.98
  5. Step 5: Solve for x
    x = 263,797,550.98/24,661.21
  6. Step 6: Final answer
    x = 10,696.86

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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.