Home / 269,723.20-372,216.17-148,864.48

Finding the Fourth Proportional to 269,723.20, 372,216.17 and 148,864.48

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Solution

The fourth proportional to 269,723.20, 372,216.17 and 148,864.48 is: 205,431.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,723.20 : 372,216.17 = 148,864.48 : x
  2. Step 2: Convert to fraction form
    269,723.20/372,216.17 = 148,864.48/x
  3. Step 3: Cross multiply
    269,723.20x = 372,216.17 × 148,864.48
  4. Step 4: Simplify right side
    269,723.20x = 55,409,766,966.80
  5. Step 5: Solve for x
    x = 55,409,766,966.80/269,723.20
  6. Step 6: Final answer
    x = 205,431.97

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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.