Home / 84,440.45-126,628.89-34,493.85

Finding the Fourth Proportional to 84,440.45, 126,628.89 and 34,493.85

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Solution

The fourth proportional to 84,440.45, 126,628.89 and 34,493.85 is: 51,727.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,440.45 : 126,628.89 = 34,493.85 : x
  2. Step 2: Convert to fraction form
    84,440.45/126,628.89 = 34,493.85/x
  3. Step 3: Cross multiply
    84,440.45x = 126,628.89 × 34,493.85
  4. Step 4: Simplify right side
    84,440.45x = 4,367,917,937.33
  5. Step 5: Solve for x
    x = 4,367,917,937.33/84,440.45
  6. Step 6: Final answer
    x = 51,727.79

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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.