Home / 126,999.80-190,485.11-33,512.84

Finding the Fourth Proportional to 126,999.80, 190,485.11 and 33,512.84

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Solution

The fourth proportional to 126,999.80, 190,485.11 and 33,512.84 is: 50,265.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,999.80 : 190,485.11 = 33,512.84 : x
  2. Step 2: Convert to fraction form
    126,999.80/190,485.11 = 33,512.84/x
  3. Step 3: Cross multiply
    126,999.80x = 190,485.11 × 33,512.84
  4. Step 4: Simplify right side
    126,999.80x = 6,383,697,013.81
  5. Step 5: Solve for x
    x = 6,383,697,013.81/126,999.80
  6. Step 6: Final answer
    x = 50,265.41

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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.