Home / 226,029.72-311,963.98-149,550.36

Finding the Fourth Proportional to 226,029.72, 311,963.98 and 149,550.36

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Solution

The fourth proportional to 226,029.72, 311,963.98 and 149,550.36 is: 206,407.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,029.72 : 311,963.98 = 149,550.36 : x
  2. Step 2: Convert to fraction form
    226,029.72/311,963.98 = 149,550.36/x
  3. Step 3: Cross multiply
    226,029.72x = 311,963.98 × 149,550.36
  4. Step 4: Simplify right side
    226,029.72x = 46,654,325,516.03
  5. Step 5: Solve for x
    x = 46,654,325,516.03/226,029.72
  6. Step 6: Final answer
    x = 206,407.93

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1.5x scale

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.