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Finding the Fourth Proportional to 17,641.44, 26,443.50 and 5,792.10

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Solution

The fourth proportional to 17,641.44, 26,443.50 and 5,792.10 is: 8,682.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,641.44 : 26,443.50 = 5,792.10 : x
  2. Step 2: Convert to fraction form
    17,641.44/26,443.50 = 5,792.10/x
  3. Step 3: Cross multiply
    17,641.44x = 26,443.50 × 5,792.10
  4. Step 4: Simplify right side
    17,641.44x = 153,163,396.35
  5. Step 5: Solve for x
    x = 153,163,396.35/17,641.44
  6. Step 6: Final answer
    x = 8,682.02

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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.