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Finding the Fourth Proportional to 201,217.32, 301,792.50 and 60,942.60

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Solution

The fourth proportional to 201,217.32, 301,792.50 and 60,942.60 is: 91,403.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,217.32 : 301,792.50 = 60,942.60 : x
  2. Step 2: Convert to fraction form
    201,217.32/301,792.50 = 60,942.60/x
  3. Step 3: Cross multiply
    201,217.32x = 301,792.50 × 60,942.60
  4. Step 4: Simplify right side
    201,217.32x = 18,392,019,610.50
  5. Step 5: Solve for x
    x = 18,392,019,610.50/201,217.32
  6. Step 6: Final answer
    x = 91,403.76

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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.