Home / 263,514.92-363,650.14-142,656.16

Finding the Fourth Proportional to 263,514.92, 363,650.14 and 142,656.16

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Solution

The fourth proportional to 263,514.92, 363,650.14 and 142,656.16 is: 196,865.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,514.92 : 363,650.14 = 142,656.16 : x
  2. Step 2: Convert to fraction form
    263,514.92/363,650.14 = 142,656.16/x
  3. Step 3: Cross multiply
    263,514.92x = 363,650.14 × 142,656.16
  4. Step 4: Simplify right side
    263,514.92x = 51,876,932,555.86
  5. Step 5: Solve for x
    x = 51,876,932,555.86/263,514.92
  6. Step 6: Final answer
    x = 196,865.26

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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.