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Finding the Fourth Proportional to 25,009.44, 37,518.72 and 8,367.84

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Solution

The fourth proportional to 25,009.44, 37,518.72 and 8,367.84 is: 12,553.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,009.44 : 37,518.72 = 8,367.84 : x
  2. Step 2: Convert to fraction form
    25,009.44/37,518.72 = 8,367.84/x
  3. Step 3: Cross multiply
    25,009.44x = 37,518.72 × 8,367.84
  4. Step 4: Simplify right side
    25,009.44x = 313,950,645.96
  5. Step 5: Solve for x
    x = 313,950,645.96/25,009.44
  6. Step 6: Final answer
    x = 12,553.29

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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.