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Finding the Fourth Proportional to 17,181.99, 25,773 and 8,856.81

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Solution

The fourth proportional to 17,181.99, 25,773 and 8,856.81 is: 13,285.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,181.99 : 25,773 = 8,856.81 : x
  2. Step 2: Convert to fraction form
    17,181.99/25,773 = 8,856.81/x
  3. Step 3: Cross multiply
    17,181.99x = 25,773 × 8,856.81
  4. Step 4: Simplify right side
    17,181.99x = 228,266,564.13
  5. Step 5: Solve for x
    x = 228,266,564.13/17,181.99
  6. Step 6: Final answer
    x = 13,285.22

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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.