Home / 270,815.80-373,721.23-149,954.49

Finding the Fourth Proportional to 270,815.80, 373,721.23 and 149,954.49

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Solution

The fourth proportional to 270,815.80, 373,721.23 and 149,954.49 is: 206,934.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,815.80 : 373,721.23 = 149,954.49 : x
  2. Step 2: Convert to fraction form
    270,815.80/373,721.23 = 149,954.49/x
  3. Step 3: Cross multiply
    270,815.80x = 373,721.23 × 149,954.49
  4. Step 4: Simplify right side
    270,815.80x = 56,041,174,578.22
  5. Step 5: Solve for x
    x = 56,041,174,578.22/270,815.80
  6. Step 6: Final answer
    x = 206,934.66

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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.