Home / 257,414.41-355,021.26-181,185.85

Finding the Fourth Proportional to 257,414.41, 355,021.26 and 181,185.85

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Solution

The fourth proportional to 257,414.41, 355,021.26 and 181,185.85 is: 249,888.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    257,414.41 : 355,021.26 = 181,185.85 : x
  2. Step 2: Convert to fraction form
    257,414.41/355,021.26 = 181,185.85/x
  3. Step 3: Cross multiply
    257,414.41x = 355,021.26 × 181,185.85
  4. Step 4: Simplify right side
    257,414.41x = 64,324,826,080.14
  5. Step 5: Solve for x
    x = 64,324,826,080.14/257,414.41
  6. Step 6: Final answer
    x = 249,888.21

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.