Home / 273,944.97-378,043.16-153,086.24

Finding the Fourth Proportional to 273,944.97, 378,043.16 and 153,086.24

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Solution

The fourth proportional to 273,944.97, 378,043.16 and 153,086.24 is: 211,258.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,944.97 : 378,043.16 = 153,086.24 : x
  2. Step 2: Convert to fraction form
    273,944.97/378,043.16 = 153,086.24/x
  3. Step 3: Cross multiply
    273,944.97x = 378,043.16 × 153,086.24
  4. Step 4: Simplify right side
    273,944.97x = 57,873,206,101.80
  5. Step 5: Solve for x
    x = 57,873,206,101.80/273,944.97
  6. Step 6: Final answer
    x = 211,258.51

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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.