Home / 193,579.20-290,370.96-60,449.76

Finding the Fourth Proportional to 193,579.20, 290,370.96 and 60,449.76

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Solution

The fourth proportional to 193,579.20, 290,370.96 and 60,449.76 is: 90,675.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,579.20 : 290,370.96 = 60,449.76 : x
  2. Step 2: Convert to fraction form
    193,579.20/290,370.96 = 60,449.76/x
  3. Step 3: Cross multiply
    193,579.20x = 290,370.96 × 60,449.76
  4. Step 4: Simplify right side
    193,579.20x = 17,552,854,842.97
  5. Step 5: Solve for x
    x = 17,552,854,842.97/193,579.20
  6. Step 6: Final answer
    x = 90,675.31

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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.