Home / 175,829.06-263,650.65-80,976.44

Finding the Fourth Proportional to 175,829.06, 263,650.65 and 80,976.44

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Solution

The fourth proportional to 175,829.06, 263,650.65 and 80,976.44 is: 121,421.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,829.06 : 263,650.65 = 80,976.44 : x
  2. Step 2: Convert to fraction form
    175,829.06/263,650.65 = 80,976.44/x
  3. Step 3: Cross multiply
    175,829.06x = 263,650.65 × 80,976.44
  4. Step 4: Simplify right side
    175,829.06x = 21,349,491,396.15
  5. Step 5: Solve for x
    x = 21,349,491,396.15/175,829.06
  6. Step 6: Final answer
    x = 121,421.86

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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.