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Finding the Fourth Proportional to 23,912.40, 35,868.18 and 8,329.62

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Solution

The fourth proportional to 23,912.40, 35,868.18 and 8,329.62 is: 12,494.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,912.40 : 35,868.18 = 8,329.62 : x
  2. Step 2: Convert to fraction form
    23,912.40/35,868.18 = 8,329.62/x
  3. Step 3: Cross multiply
    23,912.40x = 35,868.18 × 8,329.62
  4. Step 4: Simplify right side
    23,912.40x = 298,768,309.49
  5. Step 5: Solve for x
    x = 298,768,309.49/23,912.40
  6. Step 6: Final answer
    x = 12,494.28

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1.5x scale

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.