Home / 135,934.74-203,902.25-51,675.12

Finding the Fourth Proportional to 135,934.74, 203,902.25 and 51,675.12

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Solution

The fourth proportional to 135,934.74, 203,902.25 and 51,675.12 is: 77,512.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,934.74 : 203,902.25 = 51,675.12 : x
  2. Step 2: Convert to fraction form
    135,934.74/203,902.25 = 51,675.12/x
  3. Step 3: Cross multiply
    135,934.74x = 203,902.25 × 51,675.12
  4. Step 4: Simplify right side
    135,934.74x = 10,536,672,978.64
  5. Step 5: Solve for x
    x = 10,536,672,978.64/135,934.74
  6. Step 6: Final answer
    x = 77,512.73

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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.