Home / 126,601.39-189,902.09-33,106.33

Finding the Fourth Proportional to 126,601.39, 189,902.09 and 33,106.33

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Solution

The fourth proportional to 126,601.39, 189,902.09 and 33,106.33 is: 49,659.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,601.39 : 189,902.09 = 33,106.33 : x
  2. Step 2: Convert to fraction form
    126,601.39/189,902.09 = 33,106.33/x
  3. Step 3: Cross multiply
    126,601.39x = 189,902.09 × 33,106.33
  4. Step 4: Simplify right side
    126,601.39x = 6,286,961,259.23
  5. Step 5: Solve for x
    x = 6,286,961,259.23/126,601.39
  6. Step 6: Final answer
    x = 49,659.50

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Double scale
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Similar ratio
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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.