Home / 231,786.96-319,819.62-141,082.08

Finding the Fourth Proportional to 231,786.96, 319,819.62 and 141,082.08

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Solution

The fourth proportional to 231,786.96, 319,819.62 and 141,082.08 is: 194,665.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,786.96 : 319,819.62 = 141,082.08 : x
  2. Step 2: Convert to fraction form
    231,786.96/319,819.62 = 141,082.08/x
  3. Step 3: Cross multiply
    231,786.96x = 319,819.62 × 141,082.08
  4. Step 4: Simplify right side
    231,786.96x = 45,120,817,214.41
  5. Step 5: Solve for x
    x = 45,120,817,214.41/231,786.96
  6. Step 6: Final answer
    x = 194,665.04

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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.