Home / 269,859.33-372,406.46-149,000.85

Finding the Fourth Proportional to 269,859.33, 372,406.46 and 149,000.85

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Solution

The fourth proportional to 269,859.33, 372,406.46 and 149,000.85 is: 205,621.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,859.33 : 372,406.46 = 149,000.85 : x
  2. Step 2: Convert to fraction form
    269,859.33/372,406.46 = 149,000.85/x
  3. Step 3: Cross multiply
    269,859.33x = 372,406.46 × 149,000.85
  4. Step 4: Simplify right side
    269,859.33x = 55,488,878,340.49
  5. Step 5: Solve for x
    x = 55,488,878,340.49/269,859.33
  6. Step 6: Final answer
    x = 205,621.49

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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.