Home / 40,912.52-61,294.62-18,744.44

Finding the Fourth Proportional to 40,912.52, 61,294.62 and 18,744.44

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Solution

The fourth proportional to 40,912.52, 61,294.62 and 18,744.44 is: 28,082.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,912.52 : 61,294.62 = 18,744.44 : x
  2. Step 2: Convert to fraction form
    40,912.52/61,294.62 = 18,744.44/x
  3. Step 3: Cross multiply
    40,912.52x = 61,294.62 × 18,744.44
  4. Step 4: Simplify right side
    40,912.52x = 1,148,933,326.91
  5. Step 5: Solve for x
    x = 1,148,933,326.91/40,912.52
  6. Step 6: Final answer
    x = 28,082.68

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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.