Home / 264,255.23-396,396.16-74,729.22

Finding the Fourth Proportional to 264,255.23, 396,396.16 and 74,729.22

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Solution

The fourth proportional to 264,255.23, 396,396.16 and 74,729.22 is: 112,097.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,255.23 : 396,396.16 = 74,729.22 : x
  2. Step 2: Convert to fraction form
    264,255.23/396,396.16 = 74,729.22/x
  3. Step 3: Cross multiply
    264,255.23x = 396,396.16 × 74,729.22
  4. Step 4: Simplify right side
    264,255.23x = 29,622,375,660.97
  5. Step 5: Solve for x
    x = 29,622,375,660.97/264,255.23
  6. Step 6: Final answer
    x = 112,097.60

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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.