Home / 197,644.26-296,480.25-79,315.68

Finding the Fourth Proportional to 197,644.26, 296,480.25 and 79,315.68

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Solution

The fourth proportional to 197,644.26, 296,480.25 and 79,315.68 is: 118,979.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,644.26 : 296,480.25 = 79,315.68 : x
  2. Step 2: Convert to fraction form
    197,644.26/296,480.25 = 79,315.68/x
  3. Step 3: Cross multiply
    197,644.26x = 296,480.25 × 79,315.68
  4. Step 4: Simplify right side
    197,644.26x = 23,515,532,635.32
  5. Step 5: Solve for x
    x = 23,515,532,635.32/197,644.26
  6. Step 6: Final answer
    x = 118,979.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.