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Finding the Fourth Proportional to 17,610.70, 26,403.50 and 8,245.59

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Solution

The fourth proportional to 17,610.70, 26,403.50 and 8,245.59 is: 12,362.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,610.70 : 26,403.50 = 8,245.59 : x
  2. Step 2: Convert to fraction form
    17,610.70/26,403.50 = 8,245.59/x
  3. Step 3: Cross multiply
    17,610.70x = 26,403.50 × 8,245.59
  4. Step 4: Simplify right side
    17,610.70x = 217,712,435.57
  5. Step 5: Solve for x
    x = 217,712,435.57/17,610.70
  6. Step 6: Final answer
    x = 12,362.51

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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.