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Finding the Fourth Proportional to 17,205.24, 25,812.20 and 4,893.24

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Solution

The fourth proportional to 17,205.24, 25,812.20 and 4,893.24 is: 7,341.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,205.24 : 25,812.20 = 4,893.24 : x
  2. Step 2: Convert to fraction form
    17,205.24/25,812.20 = 4,893.24/x
  3. Step 3: Cross multiply
    17,205.24x = 25,812.20 × 4,893.24
  4. Step 4: Simplify right side
    17,205.24x = 126,305,289.53
  5. Step 5: Solve for x
    x = 126,305,289.53/17,205.24
  6. Step 6: Final answer
    x = 7,341.09

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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.