Home / 274,581.48-412,163.37-243,195.30

Finding the Fourth Proportional to 274,581.48, 412,163.37 and 243,195.30

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Solution

The fourth proportional to 274,581.48, 412,163.37 and 243,195.30 is: 365,050.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    274,581.48 : 412,163.37 = 243,195.30 : x
  2. Step 2: Convert to fraction form
    274,581.48/412,163.37 = 243,195.30/x
  3. Step 3: Cross multiply
    274,581.48x = 412,163.37 × 243,195.30
  4. Step 4: Simplify right side
    274,581.48x = 100,236,194,416.16
  5. Step 5: Solve for x
    x = 100,236,194,416.16/274,581.48
  6. Step 6: Final answer
    x = 365,050.82

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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.