Home / 126,740.41-190,042.43-50,800.84

Finding the Fourth Proportional to 126,740.41, 190,042.43 and 50,800.84

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Solution

The fourth proportional to 126,740.41, 190,042.43 and 50,800.84 is: 76,173.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,740.41 : 190,042.43 = 50,800.84 : x
  2. Step 2: Convert to fraction form
    126,740.41/190,042.43 = 50,800.84/x
  3. Step 3: Cross multiply
    126,740.41x = 190,042.43 × 50,800.84
  4. Step 4: Simplify right side
    126,740.41x = 9,654,314,493.41
  5. Step 5: Solve for x
    x = 9,654,314,493.41/126,740.41
  6. Step 6: Final answer
    x = 76,173.92

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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.