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Finding the Fourth Proportional to 17,464.99, 26,195.32 and 4,986.11

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Solution

The fourth proportional to 17,464.99, 26,195.32 and 4,986.11 is: 7,478.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,464.99 : 26,195.32 = 4,986.11 : x
  2. Step 2: Convert to fraction form
    17,464.99/26,195.32 = 4,986.11/x
  3. Step 3: Cross multiply
    17,464.99x = 26,195.32 × 4,986.11
  4. Step 4: Simplify right side
    17,464.99x = 130,612,720.49
  5. Step 5: Solve for x
    x = 130,612,720.49/17,464.99
  6. Step 6: Final answer
    x = 7,478.54

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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.