Home / 269,847.72-372,387.38-148,986.41

Finding the Fourth Proportional to 269,847.72, 372,387.38 and 148,986.41

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Solution

The fourth proportional to 269,847.72, 372,387.38 and 148,986.41 is: 205,599.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,847.72 : 372,387.38 = 148,986.41 : x
  2. Step 2: Convert to fraction form
    269,847.72/372,387.38 = 148,986.41/x
  3. Step 3: Cross multiply
    269,847.72x = 372,387.38 × 148,986.41
  4. Step 4: Simplify right side
    269,847.72x = 55,480,656,268.64
  5. Step 5: Solve for x
    x = 55,480,656,268.64/269,847.72
  6. Step 6: Final answer
    x = 205,599.87

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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.