Home / 231,003.20-346,472.40-73,247.60

Finding the Fourth Proportional to 231,003.20, 346,472.40 and 73,247.60

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Solution

The fourth proportional to 231,003.20, 346,472.40 and 73,247.60 is: 109,861.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,003.20 : 346,472.40 = 73,247.60 : x
  2. Step 2: Convert to fraction form
    231,003.20/346,472.40 = 73,247.60/x
  3. Step 3: Cross multiply
    231,003.20x = 346,472.40 × 73,247.60
  4. Step 4: Simplify right side
    231,003.20x = 25,378,271,766.24
  5. Step 5: Solve for x
    x = 25,378,271,766.24/231,003.20
  6. Step 6: Final answer
    x = 109,861.13

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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.