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Finding the Fourth Proportional to 17,841.67, 26,763.88 and 5,360.71

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Solution

The fourth proportional to 17,841.67, 26,763.88 and 5,360.71 is: 8,041.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,841.67 : 26,763.88 = 5,360.71 : x
  2. Step 2: Convert to fraction form
    17,841.67/26,763.88 = 5,360.71/x
  3. Step 3: Cross multiply
    17,841.67x = 26,763.88 × 5,360.71
  4. Step 4: Simplify right side
    17,841.67x = 143,473,399.15
  5. Step 5: Solve for x
    x = 143,473,399.15/17,841.67
  6. Step 6: Final answer
    x = 8,041.48

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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.