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Finding the Fourth Proportional to 14,861.34, 22,311.81 and 8,625.84

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Solution

The fourth proportional to 14,861.34, 22,311.81 and 8,625.84 is: 12,950.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,861.34 : 22,311.81 = 8,625.84 : x
  2. Step 2: Convert to fraction form
    14,861.34/22,311.81 = 8,625.84/x
  3. Step 3: Cross multiply
    14,861.34x = 22,311.81 × 8,625.84
  4. Step 4: Simplify right side
    14,861.34x = 192,458,103.17
  5. Step 5: Solve for x
    x = 192,458,103.17/14,861.34
  6. Step 6: Final answer
    x = 12,950.25

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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.