Home / 214,354.62-295,788.06-123,739.78

Finding the Fourth Proportional to 214,354.62, 295,788.06 and 123,739.78

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Solution

The fourth proportional to 214,354.62, 295,788.06 and 123,739.78 is: 170,748.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,354.62 : 295,788.06 = 123,739.78 : x
  2. Step 2: Convert to fraction form
    214,354.62/295,788.06 = 123,739.78/x
  3. Step 3: Cross multiply
    214,354.62x = 295,788.06 × 123,739.78
  4. Step 4: Simplify right side
    214,354.62x = 36,600,747,992.09
  5. Step 5: Solve for x
    x = 36,600,747,992.09/214,354.62
  6. Step 6: Final answer
    x = 170,748.58

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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.