Home / 126,932.06-190,485.57-43,826.06

Finding the Fourth Proportional to 126,932.06, 190,485.57 and 43,826.06

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Solution

The fourth proportional to 126,932.06, 190,485.57 and 43,826.06 is: 65,769.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,932.06 : 190,485.57 = 43,826.06 : x
  2. Step 2: Convert to fraction form
    126,932.06/190,485.57 = 43,826.06/x
  3. Step 3: Cross multiply
    126,932.06x = 190,485.57 × 43,826.06
  4. Step 4: Simplify right side
    126,932.06x = 8,348,232,660.52
  5. Step 5: Solve for x
    x = 8,348,232,660.52/126,932.06
  6. Step 6: Final answer
    x = 65,769.30

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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.