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Finding the Fourth Proportional to 26,207.66, 36,162.50 and 15,027.50

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Solution

The fourth proportional to 26,207.66, 36,162.50 and 15,027.50 is: 20,735.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,207.66 : 36,162.50 = 15,027.50 : x
  2. Step 2: Convert to fraction form
    26,207.66/36,162.50 = 15,027.50/x
  3. Step 3: Cross multiply
    26,207.66x = 36,162.50 × 15,027.50
  4. Step 4: Simplify right side
    26,207.66x = 543,431,968.75
  5. Step 5: Solve for x
    x = 543,431,968.75/26,207.66
  6. Step 6: Final answer
    x = 20,735.62

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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.