Home / 231,560.64-347,269.14-81,766.44

Finding the Fourth Proportional to 231,560.64, 347,269.14 and 81,766.44

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Solution

The fourth proportional to 231,560.64, 347,269.14 and 81,766.44 is: 122,624.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,560.64 : 347,269.14 = 81,766.44 : x
  2. Step 2: Convert to fraction form
    231,560.64/347,269.14 = 81,766.44/x
  3. Step 3: Cross multiply
    231,560.64x = 347,269.14 × 81,766.44
  4. Step 4: Simplify right side
    231,560.64x = 28,394,961,299.66
  5. Step 5: Solve for x
    x = 28,394,961,299.66/231,560.64
  6. Step 6: Final answer
    x = 122,624.30

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.