Home / 263,544.93-395,391.21-105,884.10

Finding the Fourth Proportional to 263,544.93, 395,391.21 and 105,884.10

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Solution

The fourth proportional to 263,544.93, 395,391.21 and 105,884.10 is: 158,855.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,544.93 : 395,391.21 = 105,884.10 : x
  2. Step 2: Convert to fraction form
    263,544.93/395,391.21 = 105,884.10/x
  3. Step 3: Cross multiply
    263,544.93x = 395,391.21 × 105,884.10
  4. Step 4: Simplify right side
    263,544.93x = 41,865,642,418.76
  5. Step 5: Solve for x
    x = 41,865,642,418.76/263,544.93
  6. Step 6: Final answer
    x = 158,855.81

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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.