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Finding the Fourth Proportional to 201,362.03, 302,022.25 and 68,238.84

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Solution

The fourth proportional to 201,362.03, 302,022.25 and 68,238.84 is: 102,351.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,362.03 : 302,022.25 = 68,238.84 : x
  2. Step 2: Convert to fraction form
    201,362.03/302,022.25 = 68,238.84/x
  3. Step 3: Cross multiply
    201,362.03x = 302,022.25 × 68,238.84
  4. Step 4: Simplify right side
    201,362.03x = 20,609,647,823.59
  5. Step 5: Solve for x
    x = 20,609,647,823.59/201,362.03
  6. Step 6: Final answer
    x = 102,351.21

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1.5x scale

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.