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Finding the Fourth Proportional to 17,000.43, 25,504.74 and 5,905.50

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Solution

The fourth proportional to 17,000.43, 25,504.74 and 5,905.50 is: 8,859.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,000.43 : 25,504.74 = 5,905.50 : x
  2. Step 2: Convert to fraction form
    17,000.43/25,504.74 = 5,905.50/x
  3. Step 3: Cross multiply
    17,000.43x = 25,504.74 × 5,905.50
  4. Step 4: Simplify right side
    17,000.43x = 150,618,289.89
  5. Step 5: Solve for x
    x = 150,618,289.89/17,000.43
  6. Step 6: Final answer
    x = 8,859.68

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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.