Home / 173,519.20-260,343.60-68,411.44

Finding the Fourth Proportional to 173,519.20, 260,343.60 and 68,411.44

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Solution

The fourth proportional to 173,519.20, 260,343.60 and 68,411.44 is: 102,642.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,519.20 : 260,343.60 = 68,411.44 : x
  2. Step 2: Convert to fraction form
    173,519.20/260,343.60 = 68,411.44/x
  3. Step 3: Cross multiply
    173,519.20x = 260,343.60 × 68,411.44
  4. Step 4: Simplify right side
    173,519.20x = 17,810,480,570.78
  5. Step 5: Solve for x
    x = 17,810,480,570.78/173,519.20
  6. Step 6: Final answer
    x = 102,642.71

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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.