Home / 40,493.20-60,748.12-17,119.76

Finding the Fourth Proportional to 40,493.20, 60,748.12 and 17,119.76

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Solution

The fourth proportional to 40,493.20, 60,748.12 and 17,119.76 is: 25,683.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,493.20 : 60,748.12 = 17,119.76 : x
  2. Step 2: Convert to fraction form
    40,493.20/60,748.12 = 17,119.76/x
  3. Step 3: Cross multiply
    40,493.20x = 60,748.12 × 17,119.76
  4. Step 4: Simplify right side
    40,493.20x = 1,039,993,234.85
  5. Step 5: Solve for x
    x = 1,039,993,234.85/40,493.20
  6. Step 6: Final answer
    x = 25,683.16

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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.