Home / 251,849.52-377,773.88-172,723.86

Finding the Fourth Proportional to 251,849.52, 377,773.88 and 172,723.86

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Solution

The fourth proportional to 251,849.52, 377,773.88 and 172,723.86 is: 259,085.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,849.52 : 377,773.88 = 172,723.86 : x
  2. Step 2: Convert to fraction form
    251,849.52/377,773.88 = 172,723.86/x
  3. Step 3: Cross multiply
    251,849.52x = 377,773.88 × 172,723.86
  4. Step 4: Simplify right side
    251,849.52x = 65,250,561,897.16
  5. Step 5: Solve for x
    x = 65,250,561,897.16/251,849.52
  6. Step 6: Final answer
    x = 259,085.51

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.