Home / 196,512.30-270,912.38-166,175.91

Finding the Fourth Proportional to 196,512.30, 270,912.38 and 166,175.91

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Solution

The fourth proportional to 196,512.30, 270,912.38 and 166,175.91 is: 229,090.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,512.30 : 270,912.38 = 166,175.91 : x
  2. Step 2: Convert to fraction form
    196,512.30/270,912.38 = 166,175.91/x
  3. Step 3: Cross multiply
    196,512.30x = 270,912.38 × 166,175.91
  4. Step 4: Simplify right side
    196,512.30x = 45,019,110,445.89
  5. Step 5: Solve for x
    x = 45,019,110,445.89/196,512.30
  6. Step 6: Final answer
    x = 229,090.55

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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.