Home / 240,203.34-331,481.94-131,307.84

Finding the Fourth Proportional to 240,203.34, 331,481.94 and 131,307.84

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Solution

The fourth proportional to 240,203.34, 331,481.94 and 131,307.84 is: 181,205.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,203.34 : 331,481.94 = 131,307.84 : x
  2. Step 2: Convert to fraction form
    240,203.34/331,481.94 = 131,307.84/x
  3. Step 3: Cross multiply
    240,203.34x = 331,481.94 × 131,307.84
  4. Step 4: Simplify right side
    240,203.34x = 43,526,177,540.41
  5. Step 5: Solve for x
    x = 43,526,177,540.41/240,203.34
  6. Step 6: Final answer
    x = 181,205.55

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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.