Home / 230,336.42-345,553.83-80,581.59

Finding the Fourth Proportional to 230,336.42, 345,553.83 and 80,581.59

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Solution

The fourth proportional to 230,336.42, 345,553.83 and 80,581.59 is: 120,889.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,336.42 : 345,553.83 = 80,581.59 : x
  2. Step 2: Convert to fraction form
    230,336.42/345,553.83 = 80,581.59/x
  3. Step 3: Cross multiply
    230,336.42x = 345,553.83 × 80,581.59
  4. Step 4: Simplify right side
    230,336.42x = 27,845,277,051.99
  5. Step 5: Solve for x
    x = 27,845,277,051.99/230,336.42
  6. Step 6: Final answer
    x = 120,889.60

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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.