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Finding the Fourth Proportional to 32,339.42, 44,634.53 and 20,245.50

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Solution

The fourth proportional to 32,339.42, 44,634.53 and 20,245.50 is: 27,942.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,339.42 : 44,634.53 = 20,245.50 : x
  2. Step 2: Convert to fraction form
    32,339.42/44,634.53 = 20,245.50/x
  3. Step 3: Cross multiply
    32,339.42x = 44,634.53 × 20,245.50
  4. Step 4: Simplify right side
    32,339.42x = 903,648,377.12
  5. Step 5: Solve for x
    x = 903,648,377.12/32,339.42
  6. Step 6: Final answer
    x = 27,942.63

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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.