Home / 126,926.24-190,389.35-64,640.48

Finding the Fourth Proportional to 126,926.24, 190,389.35 and 64,640.48

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Solution

The fourth proportional to 126,926.24, 190,389.35 and 64,640.48 is: 96,960.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,926.24 : 190,389.35 = 64,640.48 : x
  2. Step 2: Convert to fraction form
    126,926.24/190,389.35 = 64,640.48/x
  3. Step 3: Cross multiply
    126,926.24x = 190,389.35 × 64,640.48
  4. Step 4: Simplify right side
    126,926.24x = 12,306,858,180.54
  5. Step 5: Solve for x
    x = 12,306,858,180.54/126,926.24
  6. Step 6: Final answer
    x = 96,960.71

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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.