Home / 263,380.40-363,462.42-142,519.04

Finding the Fourth Proportional to 263,380.40, 363,462.42 and 142,519.04

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Solution

The fourth proportional to 263,380.40, 363,462.42 and 142,519.04 is: 196,674.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,380.40 : 363,462.42 = 142,519.04 : x
  2. Step 2: Convert to fraction form
    263,380.40/363,462.42 = 142,519.04/x
  3. Step 3: Cross multiply
    263,380.40x = 363,462.42 × 142,519.04
  4. Step 4: Simplify right side
    263,380.40x = 51,800,315,174.48
  5. Step 5: Solve for x
    x = 51,800,315,174.48/263,380.40
  6. Step 6: Final answer
    x = 196,674.91

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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.