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Finding the Fourth Proportional to 17,530.99, 26,289.99 and 5,046.80

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Solution

The fourth proportional to 17,530.99, 26,289.99 and 5,046.80 is: 7,568.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,530.99 : 26,289.99 = 5,046.80 : x
  2. Step 2: Convert to fraction form
    17,530.99/26,289.99 = 5,046.80/x
  3. Step 3: Cross multiply
    17,530.99x = 26,289.99 × 5,046.80
  4. Step 4: Simplify right side
    17,530.99x = 132,680,190.08
  5. Step 5: Solve for x
    x = 132,680,190.08/17,530.99
  6. Step 6: Final answer
    x = 7,568.32

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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.