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Finding the Fourth Proportional to 26,007.74, 39,011.58 and 8,477.54

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Solution

The fourth proportional to 26,007.74, 39,011.58 and 8,477.54 is: 12,716.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,007.74 : 39,011.58 = 8,477.54 : x
  2. Step 2: Convert to fraction form
    26,007.74/39,011.58 = 8,477.54/x
  3. Step 3: Cross multiply
    26,007.74x = 39,011.58 × 8,477.54
  4. Step 4: Simplify right side
    26,007.74x = 330,722,229.91
  5. Step 5: Solve for x
    x = 330,722,229.91/26,007.74
  6. Step 6: Final answer
    x = 12,716.30

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.