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Finding the Fourth Proportional to 36,624.25, 50,542.53 and 20,708.35

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Solution

The fourth proportional to 36,624.25, 50,542.53 and 20,708.35 is: 28,578.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,624.25 : 50,542.53 = 20,708.35 : x
  2. Step 2: Convert to fraction form
    36,624.25/50,542.53 = 20,708.35/x
  3. Step 3: Cross multiply
    36,624.25x = 50,542.53 × 20,708.35
  4. Step 4: Simplify right side
    36,624.25x = 1,046,652,401.13
  5. Step 5: Solve for x
    x = 1,046,652,401.13/36,624.25
  6. Step 6: Final answer
    x = 28,578.13

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