Home / 263,105.91-363,086.19-142,247.16

Finding the Fourth Proportional to 263,105.91, 363,086.19 and 142,247.16

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Solution

The fourth proportional to 263,105.91, 363,086.19 and 142,247.16 is: 196,301.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,105.91 : 363,086.19 = 142,247.16 : x
  2. Step 2: Convert to fraction form
    263,105.91/363,086.19 = 142,247.16/x
  3. Step 3: Cross multiply
    263,105.91x = 363,086.19 × 142,247.16
  4. Step 4: Simplify right side
    263,105.91x = 51,647,979,362.72
  5. Step 5: Solve for x
    x = 51,647,979,362.72/263,105.91
  6. Step 6: Final answer
    x = 196,301.10

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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.