Home / 269,724.26-372,220.25-147,217.77

Finding the Fourth Proportional to 269,724.26, 372,220.25 and 147,217.77

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Solution

The fourth proportional to 269,724.26, 372,220.25 and 147,217.77 is: 203,160.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,724.26 : 372,220.25 = 147,217.77 : x
  2. Step 2: Convert to fraction form
    269,724.26/372,220.25 = 147,217.77/x
  3. Step 3: Cross multiply
    269,724.26x = 372,220.25 × 147,217.77
  4. Step 4: Simplify right side
    269,724.26x = 54,797,434,417.75
  5. Step 5: Solve for x
    x = 54,797,434,417.75/269,724.26
  6. Step 6: Final answer
    x = 203,160.94

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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.