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Finding the Fourth Proportional to 17,804.24, 26,706.07 and 7,271.95

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Solution

The fourth proportional to 17,804.24, 26,706.07 and 7,271.95 is: 10,907.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,804.24 : 26,706.07 = 7,271.95 : x
  2. Step 2: Convert to fraction form
    17,804.24/26,706.07 = 7,271.95/x
  3. Step 3: Cross multiply
    17,804.24x = 26,706.07 × 7,271.95
  4. Step 4: Simplify right side
    17,804.24x = 194,205,205.74
  5. Step 5: Solve for x
    x = 194,205,205.74/17,804.24
  6. Step 6: Final answer
    x = 10,907.81

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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.