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Finding the Fourth Proportional to 12,337.76, 18,512.72 and 5,764.41

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Solution

The fourth proportional to 12,337.76, 18,512.72 and 5,764.41 is: 8,649.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,337.76 : 18,512.72 = 5,764.41 : x
  2. Step 2: Convert to fraction form
    12,337.76/18,512.72 = 5,764.41/x
  3. Step 3: Cross multiply
    12,337.76x = 18,512.72 × 5,764.41
  4. Step 4: Simplify right side
    12,337.76x = 106,714,908.30
  5. Step 5: Solve for x
    x = 106,714,908.30/12,337.76
  6. Step 6: Final answer
    x = 8,649.46

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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.