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Finding the Fourth Proportional to 14,740.70, 22,086.41 and 6,408.23

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Solution

The fourth proportional to 14,740.70, 22,086.41 and 6,408.23 is: 9,601.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,740.70 : 22,086.41 = 6,408.23 : x
  2. Step 2: Convert to fraction form
    14,740.70/22,086.41 = 6,408.23/x
  3. Step 3: Cross multiply
    14,740.70x = 22,086.41 × 6,408.23
  4. Step 4: Simplify right side
    14,740.70x = 141,534,652.68
  5. Step 5: Solve for x
    x = 141,534,652.68/14,740.70
  6. Step 6: Final answer
    x = 9,601.63

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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.