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Finding the Fourth Proportional to 24,221.63, 36,331.08 and 7,579.71

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Solution

The fourth proportional to 24,221.63, 36,331.08 and 7,579.71 is: 11,369.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,221.63 : 36,331.08 = 7,579.71 : x
  2. Step 2: Convert to fraction form
    24,221.63/36,331.08 = 7,579.71/x
  3. Step 3: Cross multiply
    24,221.63x = 36,331.08 × 7,579.71
  4. Step 4: Simplify right side
    24,221.63x = 275,379,050.39
  5. Step 5: Solve for x
    x = 275,379,050.39/24,221.63
  6. Step 6: Final answer
    x = 11,369.14

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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.