Home / 320,789.92-481,156.80-96,200.52

Finding the Fourth Proportional to 320,789.92, 481,156.80 and 96,200.52

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Solution

The fourth proportional to 320,789.92, 481,156.80 and 96,200.52 is: 144,292.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    320,789.92 : 481,156.80 = 96,200.52 : x
  2. Step 2: Convert to fraction form
    320,789.92/481,156.80 = 96,200.52/x
  3. Step 3: Cross multiply
    320,789.92x = 481,156.80 × 96,200.52
  4. Step 4: Simplify right side
    320,789.92x = 46,287,534,361.54
  5. Step 5: Solve for x
    x = 46,287,534,361.54/320,789.92
  6. Step 6: Final answer
    x = 144,292.36

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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.