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Finding the Fourth Proportional to 14,753.96, 20,360.28 and 8,466.20

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Solution

The fourth proportional to 14,753.96, 20,360.28 and 8,466.20 is: 11,683.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,753.96 : 20,360.28 = 8,466.20 : x
  2. Step 2: Convert to fraction form
    14,753.96/20,360.28 = 8,466.20/x
  3. Step 3: Cross multiply
    14,753.96x = 20,360.28 × 8,466.20
  4. Step 4: Simplify right side
    14,753.96x = 172,374,202.54
  5. Step 5: Solve for x
    x = 172,374,202.54/14,753.96
  6. Step 6: Final answer
    x = 11,683.25

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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.