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Finding the Fourth Proportional to 9,372.96, 14,121.99 and 8,484.62

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Solution

The fourth proportional to 9,372.96, 14,121.99 and 8,484.62 is: 12,783.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,372.96 : 14,121.99 = 8,484.62 : x
  2. Step 2: Convert to fraction form
    9,372.96/14,121.99 = 8,484.62/x
  3. Step 3: Cross multiply
    9,372.96x = 14,121.99 × 8,484.62
  4. Step 4: Simplify right side
    9,372.96x = 119,819,648.18
  5. Step 5: Solve for x
    x = 119,819,648.18/9,372.96
  6. Step 6: Final answer
    x = 12,783.54

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These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.