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Finding the Fourth Proportional to 201,215.06, 301,851.57 and 60,984.62

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Solution

The fourth proportional to 201,215.06, 301,851.57 and 60,984.62 is: 91,485.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,215.06 : 301,851.57 = 60,984.62 : x
  2. Step 2: Convert to fraction form
    201,215.06/301,851.57 = 60,984.62/x
  3. Step 3: Cross multiply
    201,215.06x = 301,851.57 × 60,984.62
  4. Step 4: Simplify right side
    201,215.06x = 18,408,303,292.85
  5. Step 5: Solve for x
    x = 18,408,303,292.85/201,215.06
  6. Step 6: Final answer
    x = 91,485.71

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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.