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Finding the Fourth Proportional to 22,805.86, 34,208.78 and 16,605.33

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Solution

The fourth proportional to 22,805.86, 34,208.78 and 16,605.33 is: 24,907.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,805.86 : 34,208.78 = 16,605.33 : x
  2. Step 2: Convert to fraction form
    22,805.86/34,208.78 = 16,605.33/x
  3. Step 3: Cross multiply
    22,805.86x = 34,208.78 × 16,605.33
  4. Step 4: Simplify right side
    22,805.86x = 568,047,826.73
  5. Step 5: Solve for x
    x = 568,047,826.73/22,805.86
  6. Step 6: Final answer
    x = 24,907.98

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1.5x scale

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.