Home / 263,855.25-395,782.88-116,111.25

Finding the Fourth Proportional to 263,855.25, 395,782.88 and 116,111.25

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Solution

The fourth proportional to 263,855.25, 395,782.88 and 116,111.25 is: 174,166.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,855.25 : 395,782.88 = 116,111.25 : x
  2. Step 2: Convert to fraction form
    263,855.25/395,782.88 = 116,111.25/x
  3. Step 3: Cross multiply
    263,855.25x = 395,782.88 × 116,111.25
  4. Step 4: Simplify right side
    263,855.25x = 45,954,844,344.84
  5. Step 5: Solve for x
    x = 45,954,844,344.84/263,855.25
  6. Step 6: Final answer
    x = 174,166.88

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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.