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Finding the Fourth Proportional to 17,499.96, 26,251.43 and 6,403.98

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Solution

The fourth proportional to 17,499.96, 26,251.43 and 6,403.98 is: 9,606.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,499.96 : 26,251.43 = 6,403.98 : x
  2. Step 2: Convert to fraction form
    17,499.96/26,251.43 = 6,403.98/x
  3. Step 3: Cross multiply
    17,499.96x = 26,251.43 × 6,403.98
  4. Step 4: Simplify right side
    17,499.96x = 168,113,469.41
  5. Step 5: Solve for x
    x = 168,113,469.41/17,499.96
  6. Step 6: Final answer
    x = 9,606.51

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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.