Home / 320,949.34-481,470.96-96,327.54

Finding the Fourth Proportional to 320,949.34, 481,470.96 and 96,327.54

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Solution

The fourth proportional to 320,949.34, 481,470.96 and 96,327.54 is: 144,505.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    320,949.34 : 481,470.96 = 96,327.54 : x
  2. Step 2: Convert to fraction form
    320,949.34/481,470.96 = 96,327.54/x
  3. Step 3: Cross multiply
    320,949.34x = 481,470.96 × 96,327.54
  4. Step 4: Simplify right side
    320,949.34x = 46,378,913,158.24
  5. Step 5: Solve for x
    x = 46,378,913,158.24/320,949.34
  6. Step 6: Final answer
    x = 144,505.40

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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.