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Finding the Fourth Proportional to 17,495.96, 26,259.11 and 9,181.85

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Solution

The fourth proportional to 17,495.96, 26,259.11 and 9,181.85 is: 13,780.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,495.96 : 26,259.11 = 9,181.85 : x
  2. Step 2: Convert to fraction form
    17,495.96/26,259.11 = 9,181.85/x
  3. Step 3: Cross multiply
    17,495.96x = 26,259.11 × 9,181.85
  4. Step 4: Simplify right side
    17,495.96x = 241,107,130.42
  5. Step 5: Solve for x
    x = 241,107,130.42/17,495.96
  6. Step 6: Final answer
    x = 13,780.73

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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.