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Finding the Fourth Proportional to 31,723.01, 47,580.83 and 8,351.27

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Solution

The fourth proportional to 31,723.01, 47,580.83 and 8,351.27 is: 12,525.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,723.01 : 47,580.83 = 8,351.27 : x
  2. Step 2: Convert to fraction form
    31,723.01/47,580.83 = 8,351.27/x
  3. Step 3: Cross multiply
    31,723.01x = 47,580.83 × 8,351.27
  4. Step 4: Simplify right side
    31,723.01x = 397,360,358.15
  5. Step 5: Solve for x
    x = 397,360,358.15/31,723.01
  6. Step 6: Final answer
    x = 12,525.93

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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.