Home / 201,488.97-276,286.56-196,240.17

Finding the Fourth Proportional to 201,488.97, 276,286.56 and 196,240.17

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Solution

The fourth proportional to 201,488.97, 276,286.56 and 196,240.17 is: 269,089.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,488.97 : 276,286.56 = 196,240.17 : x
  2. Step 2: Convert to fraction form
    201,488.97/276,286.56 = 196,240.17/x
  3. Step 3: Cross multiply
    201,488.97x = 276,286.56 × 196,240.17
  4. Step 4: Simplify right side
    201,488.97x = 54,218,521,503.12
  5. Step 5: Solve for x
    x = 54,218,521,503.12/201,488.97
  6. Step 6: Final answer
    x = 269,089.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.