Home / 226,053.12-311,947.14-124,078.44

Finding the Fourth Proportional to 226,053.12, 311,947.14 and 124,078.44

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Solution

The fourth proportional to 226,053.12, 311,947.14 and 124,078.44 is: 171,224.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,053.12 : 311,947.14 = 124,078.44 : x
  2. Step 2: Convert to fraction form
    226,053.12/311,947.14 = 124,078.44/x
  3. Step 3: Cross multiply
    226,053.12x = 311,947.14 × 124,078.44
  4. Step 4: Simplify right side
    226,053.12x = 38,705,914,493.66
  5. Step 5: Solve for x
    x = 38,705,914,493.66/226,053.12
  6. Step 6: Final answer
    x = 171,224.86

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.