Home / 195,212.61-269,391.51-109,170.63

Finding the Fourth Proportional to 195,212.61, 269,391.51 and 109,170.63

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Solution

The fourth proportional to 195,212.61, 269,391.51 and 109,170.63 is: 150,654.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,212.61 : 269,391.51 = 109,170.63 : x
  2. Step 2: Convert to fraction form
    195,212.61/269,391.51 = 109,170.63/x
  3. Step 3: Cross multiply
    195,212.61x = 269,391.51 × 109,170.63
  4. Step 4: Simplify right side
    195,212.61x = 29,409,640,863.35
  5. Step 5: Solve for x
    x = 29,409,640,863.35/195,212.61
  6. Step 6: Final answer
    x = 150,654.41

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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.