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Finding the Fourth Proportional to 38,969, 58,453.82 and 11,267.24

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Solution

The fourth proportional to 38,969, 58,453.82 and 11,267.24 is: 16,900.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,969 : 58,453.82 = 11,267.24 : x
  2. Step 2: Convert to fraction form
    38,969/58,453.82 = 11,267.24/x
  3. Step 3: Cross multiply
    38,969x = 58,453.82 × 11,267.24
  4. Step 4: Simplify right side
    38,969x = 658,613,218.86
  5. Step 5: Solve for x
    x = 658,613,218.86/38,969
  6. Step 6: Final answer
    x = 16,900.95

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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.