Home / 263,621.98-395,400.16-105,797.13

Finding the Fourth Proportional to 263,621.98, 395,400.16 and 105,797.13

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Solution

The fourth proportional to 263,621.98, 395,400.16 and 105,797.13 is: 158,682.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,621.98 : 395,400.16 = 105,797.13 : x
  2. Step 2: Convert to fraction form
    263,621.98/395,400.16 = 105,797.13/x
  3. Step 3: Cross multiply
    263,621.98x = 395,400.16 × 105,797.13
  4. Step 4: Simplify right side
    263,621.98x = 41,832,202,129.54
  5. Step 5: Solve for x
    x = 41,832,202,129.54/263,621.98
  6. Step 6: Final answer
    x = 158,682.53

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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.