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Finding the Fourth Proportional to 30,241.53, 41,735.97 and 16,631.97

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Solution

The fourth proportional to 30,241.53, 41,735.97 and 16,631.97 is: 22,953.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,241.53 : 41,735.97 = 16,631.97 : x
  2. Step 2: Convert to fraction form
    30,241.53/41,735.97 = 16,631.97/x
  3. Step 3: Cross multiply
    30,241.53x = 41,735.97 × 16,631.97
  4. Step 4: Simplify right side
    30,241.53x = 694,151,400.96
  5. Step 5: Solve for x
    x = 694,151,400.96/30,241.53
  6. Step 6: Final answer
    x = 22,953.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.