Home / 263,050.62-394,403.40-149,200.26

Finding the Fourth Proportional to 263,050.62, 394,403.40 and 149,200.26

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Solution

The fourth proportional to 263,050.62, 394,403.40 and 149,200.26 is: 223,702.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,050.62 : 394,403.40 = 149,200.26 : x
  2. Step 2: Convert to fraction form
    263,050.62/394,403.40 = 149,200.26/x
  3. Step 3: Cross multiply
    263,050.62x = 394,403.40 × 149,200.26
  4. Step 4: Simplify right side
    263,050.62x = 58,845,089,824.88
  5. Step 5: Solve for x
    x = 58,845,089,824.88/263,050.62
  6. Step 6: Final answer
    x = 223,702.53

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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.