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Finding the Fourth Proportional to 23,905.76, 35,874.97 and 8,323.38

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Solution

The fourth proportional to 23,905.76, 35,874.97 and 8,323.38 is: 12,490.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,905.76 : 35,874.97 = 8,323.38 : x
  2. Step 2: Convert to fraction form
    23,905.76/35,874.97 = 8,323.38/x
  3. Step 3: Cross multiply
    23,905.76x = 35,874.97 × 8,323.38
  4. Step 4: Simplify right side
    23,905.76x = 298,600,986.99
  5. Step 5: Solve for x
    x = 298,600,986.99/23,905.76
  6. Step 6: Final answer
    x = 12,490.76

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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.