Home / 57,824.20-86,714.70-40,241.80

Finding the Fourth Proportional to 57,824.20, 86,714.70 and 40,241.80

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Solution

The fourth proportional to 57,824.20, 86,714.70 and 40,241.80 is: 60,347.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,824.20 : 86,714.70 = 40,241.80 : x
  2. Step 2: Convert to fraction form
    57,824.20/86,714.70 = 40,241.80/x
  3. Step 3: Cross multiply
    57,824.20x = 86,714.70 × 40,241.80
  4. Step 4: Simplify right side
    57,824.20x = 3,489,555,614.46
  5. Step 5: Solve for x
    x = 3,489,555,614.46/57,824.20
  6. Step 6: Final answer
    x = 60,347.67

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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.