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Finding the Fourth Proportional to 100,246.29, 150,403.00 and 32,781.43

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Solution

The fourth proportional to 100,246.29, 150,403.00 and 32,781.43 is: 49,183.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,246.29 : 150,403.00 = 32,781.43 : x
  2. Step 2: Convert to fraction form
    100,246.29/150,403.00 = 32,781.43/x
  3. Step 3: Cross multiply
    100,246.29x = 150,403.00 × 32,781.43
  4. Step 4: Simplify right side
    100,246.29x = 4,930,425,252.38
  5. Step 5: Solve for x
    x = 4,930,425,252.38/100,246.29
  6. Step 6: Final answer
    x = 49,183.12

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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.