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Finding the Fourth Proportional to 201,344.36, 302,249.85 and 108,032.36

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Solution

The fourth proportional to 201,344.36, 302,249.85 and 108,032.36 is: 162,173.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,344.36 : 302,249.85 = 108,032.36 : x
  2. Step 2: Convert to fraction form
    201,344.36/302,249.85 = 108,032.36/x
  3. Step 3: Cross multiply
    201,344.36x = 302,249.85 × 108,032.36
  4. Step 4: Simplify right side
    201,344.36x = 32,652,764,605.15
  5. Step 5: Solve for x
    x = 32,652,764,605.15/201,344.36
  6. Step 6: Final answer
    x = 162,173.72

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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.