Home / 268,726.68-403,174.26-111,029.40

Finding the Fourth Proportional to 268,726.68, 403,174.26 and 111,029.40

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Solution

The fourth proportional to 268,726.68, 403,174.26 and 111,029.40 is: 166,578.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,726.68 : 403,174.26 = 111,029.40 : x
  2. Step 2: Convert to fraction form
    268,726.68/403,174.26 = 111,029.40/x
  3. Step 3: Cross multiply
    268,726.68x = 403,174.26 × 111,029.40
  4. Step 4: Simplify right side
    268,726.68x = 44,764,196,183.24
  5. Step 5: Solve for x
    x = 44,764,196,183.24/268,726.68
  6. Step 6: Final answer
    x = 166,578.91

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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.