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Finding the Fourth Proportional to 201,337.86, 302,240.07 and 108,025.86

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Solution

The fourth proportional to 201,337.86, 302,240.07 and 108,025.86 is: 162,163.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,337.86 : 302,240.07 = 108,025.86 : x
  2. Step 2: Convert to fraction form
    201,337.86/302,240.07 = 108,025.86/x
  3. Step 3: Cross multiply
    201,337.86x = 302,240.07 × 108,025.86
  4. Step 4: Simplify right side
    201,337.86x = 32,649,743,488.21
  5. Step 5: Solve for x
    x = 32,649,743,488.21/201,337.86
  6. Step 6: Final answer
    x = 162,163.95

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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.