Home / 263,387.10-363,480.40-150,207.42

Finding the Fourth Proportional to 263,387.10, 363,480.40 and 150,207.42

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Solution

The fourth proportional to 263,387.10, 363,480.40 and 150,207.42 is: 207,289.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,387.10 : 363,480.40 = 150,207.42 : x
  2. Step 2: Convert to fraction form
    263,387.10/363,480.40 = 150,207.42/x
  3. Step 3: Cross multiply
    263,387.10x = 363,480.40 × 150,207.42
  4. Step 4: Simplify right side
    263,387.10x = 54,597,453,104.57
  5. Step 5: Solve for x
    x = 54,597,453,104.57/263,387.10
  6. Step 6: Final answer
    x = 207,289.78

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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.