Home / 263,149.24-363,124-148,421.56

Finding the Fourth Proportional to 263,149.24, 363,124 and 148,421.56

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Solution

The fourth proportional to 263,149.24, 363,124 and 148,421.56 is: 204,809.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,149.24 : 363,124 = 148,421.56 : x
  2. Step 2: Convert to fraction form
    263,149.24/363,124 = 148,421.56/x
  3. Step 3: Cross multiply
    263,149.24x = 363,124 × 148,421.56
  4. Step 4: Simplify right side
    263,149.24x = 53,895,430,553.44
  5. Step 5: Solve for x
    x = 53,895,430,553.44/263,149.24
  6. Step 6: Final answer
    x = 204,809.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.