Home / 171,514.86-236,615.07-103,493.91

Finding the Fourth Proportional to 171,514.86, 236,615.07 and 103,493.91

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Solution

The fourth proportional to 171,514.86, 236,615.07 and 103,493.91 is: 142,776.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,514.86 : 236,615.07 = 103,493.91 : x
  2. Step 2: Convert to fraction form
    171,514.86/236,615.07 = 103,493.91/x
  3. Step 3: Cross multiply
    171,514.86x = 236,615.07 × 103,493.91
  4. Step 4: Simplify right side
    171,514.86x = 24,488,218,759.22
  5. Step 5: Solve for x
    x = 24,488,218,759.22/171,514.86
  6. Step 6: Final answer
    x = 142,776.08

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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.