Home / 320,999.56-481,498.18-96,359.02

Finding the Fourth Proportional to 320,999.56, 481,498.18 and 96,359.02

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Solution

The fourth proportional to 320,999.56, 481,498.18 and 96,359.02 is: 144,538.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    320,999.56 : 481,498.18 = 96,359.02 : x
  2. Step 2: Convert to fraction form
    320,999.56/481,498.18 = 96,359.02/x
  3. Step 3: Cross multiply
    320,999.56x = 481,498.18 × 96,359.02
  4. Step 4: Simplify right side
    320,999.56x = 46,396,691,311.94
  5. Step 5: Solve for x
    x = 46,396,691,311.94/320,999.56
  6. Step 6: Final answer
    x = 144,538.18

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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.