Home / 173,039.60-259,559.40-73,183.88

Finding the Fourth Proportional to 173,039.60, 259,559.40 and 73,183.88

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Solution

The fourth proportional to 173,039.60, 259,559.40 and 73,183.88 is: 109,775.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,039.60 : 259,559.40 = 73,183.88 : x
  2. Step 2: Convert to fraction form
    173,039.60/259,559.40 = 73,183.88/x
  3. Step 3: Cross multiply
    173,039.60x = 259,559.40 × 73,183.88
  4. Step 4: Simplify right side
    173,039.60x = 18,995,563,982.47
  5. Step 5: Solve for x
    x = 18,995,563,982.47/173,039.60
  6. Step 6: Final answer
    x = 109,775.82

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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.