Home / 263,514.75-363,650.47-142,656.03

Finding the Fourth Proportional to 263,514.75, 363,650.47 and 142,656.03

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Solution

The fourth proportional to 263,514.75, 363,650.47 and 142,656.03 is: 196,865.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,514.75 : 363,650.47 = 142,656.03 : x
  2. Step 2: Convert to fraction form
    263,514.75/363,650.47 = 142,656.03/x
  3. Step 3: Cross multiply
    263,514.75x = 363,650.47 × 142,656.03
  4. Step 4: Simplify right side
    263,514.75x = 51,876,932,357.83
  5. Step 5: Solve for x
    x = 51,876,932,357.83/263,514.75
  6. Step 6: Final answer
    x = 196,865.39

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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.