Home / 40,489.58-60,734.38-21,743.83

Finding the Fourth Proportional to 40,489.58, 60,734.38 and 21,743.83

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Solution

The fourth proportional to 40,489.58, 60,734.38 and 21,743.83 is: 32,615.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,489.58 : 60,734.38 = 21,743.83 : x
  2. Step 2: Convert to fraction form
    40,489.58/60,734.38 = 21,743.83/x
  3. Step 3: Cross multiply
    40,489.58x = 60,734.38 × 21,743.83
  4. Step 4: Simplify right side
    40,489.58x = 1,320,598,033.88
  5. Step 5: Solve for x
    x = 1,320,598,033.88/40,489.58
  6. Step 6: Final answer
    x = 32,615.75

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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.