Home / 149,481.80-206,168.23-95,771.84

Finding the Fourth Proportional to 149,481.80, 206,168.23 and 95,771.84

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Solution

The fourth proportional to 149,481.80, 206,168.23 and 95,771.84 is: 132,090.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,481.80 : 206,168.23 = 95,771.84 : x
  2. Step 2: Convert to fraction form
    149,481.80/206,168.23 = 95,771.84/x
  3. Step 3: Cross multiply
    149,481.80x = 206,168.23 × 95,771.84
  4. Step 4: Simplify right side
    149,481.80x = 19,745,110,736.64
  5. Step 5: Solve for x
    x = 19,745,110,736.64/149,481.80
  6. Step 6: Final answer
    x = 132,090.40

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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.