Home / 146,028.82-201,515.25-82,365.70

Finding the Fourth Proportional to 146,028.82, 201,515.25 and 82,365.70

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Solution

The fourth proportional to 146,028.82, 201,515.25 and 82,365.70 is: 113,662.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,028.82 : 201,515.25 = 82,365.70 : x
  2. Step 2: Convert to fraction form
    146,028.82/201,515.25 = 82,365.70/x
  3. Step 3: Cross multiply
    146,028.82x = 201,515.25 × 82,365.70
  4. Step 4: Simplify right side
    146,028.82x = 16,597,944,626.93
  5. Step 5: Solve for x
    x = 16,597,944,626.93/146,028.82
  6. Step 6: Final answer
    x = 113,662.12

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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.