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Finding the Fourth Proportional to 36,527.29, 50,407.17 and 20,394.85

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Solution

The fourth proportional to 36,527.29, 50,407.17 and 20,394.85 is: 28,144.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,527.29 : 50,407.17 = 20,394.85 : x
  2. Step 2: Convert to fraction form
    36,527.29/50,407.17 = 20,394.85/x
  3. Step 3: Cross multiply
    36,527.29x = 50,407.17 × 20,394.85
  4. Step 4: Simplify right side
    36,527.29x = 1,028,046,671.07
  5. Step 5: Solve for x
    x = 1,028,046,671.07/36,527.29
  6. Step 6: Final answer
    x = 28,144.62

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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.