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Finding the Fourth Proportional to 30,241.50, 41,733.27 and 16,993.50

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Solution

The fourth proportional to 30,241.50, 41,733.27 and 16,993.50 is: 23,451.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,241.50 : 41,733.27 = 16,993.50 : x
  2. Step 2: Convert to fraction form
    30,241.50/41,733.27 = 16,993.50/x
  3. Step 3: Cross multiply
    30,241.50x = 41,733.27 × 16,993.50
  4. Step 4: Simplify right side
    30,241.50x = 709,194,323.75
  5. Step 5: Solve for x
    x = 709,194,323.75/30,241.50
  6. Step 6: Final answer
    x = 23,451.03

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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.