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Finding the Fourth Proportional to 41,623, 62,434.56 and 16,999

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Solution

The fourth proportional to 41,623, 62,434.56 and 16,999 is: 25,498.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,623 : 62,434.56 = 16,999 : x
  2. Step 2: Convert to fraction form
    41,623/62,434.56 = 16,999/x
  3. Step 3: Cross multiply
    41,623x = 62,434.56 × 16,999
  4. Step 4: Simplify right side
    41,623x = 1,061,325,085.44
  5. Step 5: Solve for x
    x = 1,061,325,085.44/41,623
  6. Step 6: Final answer
    x = 25,498.52

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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.