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Finding the Fourth Proportional to 36,376.65, 50,196.20 and 20,460.76

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Solution

The fourth proportional to 36,376.65, 50,196.20 and 20,460.76 is: 28,233.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,376.65 : 50,196.20 = 20,460.76 : x
  2. Step 2: Convert to fraction form
    36,376.65/50,196.20 = 20,460.76/x
  3. Step 3: Cross multiply
    36,376.65x = 50,196.20 × 20,460.76
  4. Step 4: Simplify right side
    36,376.65x = 1,027,052,173.32
  5. Step 5: Solve for x
    x = 1,027,052,173.32/36,376.65
  6. Step 6: Final answer
    x = 28,233.83

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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.