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Finding the Fourth Proportional to 17,984.53, 26,980.08 and 5,504.41

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Solution

The fourth proportional to 17,984.53, 26,980.08 and 5,504.41 is: 8,257.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,984.53 : 26,980.08 = 5,504.41 : x
  2. Step 2: Convert to fraction form
    17,984.53/26,980.08 = 5,504.41/x
  3. Step 3: Cross multiply
    17,984.53x = 26,980.08 × 5,504.41
  4. Step 4: Simplify right side
    17,984.53x = 148,509,422.15
  5. Step 5: Solve for x
    x = 148,509,422.15/17,984.53
  6. Step 6: Final answer
    x = 8,257.62

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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.