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Finding the Fourth Proportional to 36,609.11, 50,520.62 and 19,842.11

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Solution

The fourth proportional to 36,609.11, 50,520.62 and 19,842.11 is: 27,382.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,609.11 : 50,520.62 = 19,842.11 : x
  2. Step 2: Convert to fraction form
    36,609.11/50,520.62 = 19,842.11/x
  3. Step 3: Cross multiply
    36,609.11x = 50,520.62 × 19,842.11
  4. Step 4: Simplify right side
    36,609.11x = 1,002,435,699.31
  5. Step 5: Solve for x
    x = 1,002,435,699.31/36,609.11
  6. Step 6: Final answer
    x = 27,382.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.