Home / 263,669.23-363,885.87-148,968.91

Finding the Fourth Proportional to 263,669.23, 363,885.87 and 148,968.91

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Solution

The fourth proportional to 263,669.23, 363,885.87 and 148,968.91 is: 205,589.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,669.23 : 363,885.87 = 148,968.91 : x
  2. Step 2: Convert to fraction form
    263,669.23/363,885.87 = 148,968.91/x
  3. Step 3: Cross multiply
    263,669.23x = 363,885.87 × 148,968.91
  4. Step 4: Simplify right side
    263,669.23x = 54,207,681,418.30
  5. Step 5: Solve for x
    x = 54,207,681,418.30/263,669.23
  6. Step 6: Final answer
    x = 205,589.71

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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.