Home / 251,247.20-376,820.66-123,108.44

Finding the Fourth Proportional to 251,247.20, 376,820.66 and 123,108.44

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Solution

The fourth proportional to 251,247.20, 376,820.66 and 123,108.44 is: 184,638.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,247.20 : 376,820.66 = 123,108.44 : x
  2. Step 2: Convert to fraction form
    251,247.20/376,820.66 = 123,108.44/x
  3. Step 3: Cross multiply
    251,247.20x = 376,820.66 × 123,108.44
  4. Step 4: Simplify right side
    251,247.20x = 46,389,802,036.04
  5. Step 5: Solve for x
    x = 46,389,802,036.04/251,247.20
  6. Step 6: Final answer
    x = 184,638.09

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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.