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Finding the Fourth Proportional to 32,381.69, 44,686.60 and 18,234.54

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Solution

The fourth proportional to 32,381.69, 44,686.60 and 18,234.54 is: 25,163.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,381.69 : 44,686.60 = 18,234.54 : x
  2. Step 2: Convert to fraction form
    32,381.69/44,686.60 = 18,234.54/x
  3. Step 3: Cross multiply
    32,381.69x = 44,686.60 × 18,234.54
  4. Step 4: Simplify right side
    32,381.69x = 814,839,549.58
  5. Step 5: Solve for x
    x = 814,839,549.58/32,381.69
  6. Step 6: Final answer
    x = 25,163.59

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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.