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Finding the Fourth Proportional to 20,026.56, 30,058.02 and 10,674.48

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Solution

The fourth proportional to 20,026.56, 30,058.02 and 10,674.48 is: 16,021.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,026.56 : 30,058.02 = 10,674.48 : x
  2. Step 2: Convert to fraction form
    20,026.56/30,058.02 = 10,674.48/x
  3. Step 3: Cross multiply
    20,026.56x = 30,058.02 × 10,674.48
  4. Step 4: Simplify right side
    20,026.56x = 320,853,733.33
  5. Step 5: Solve for x
    x = 320,853,733.33/20,026.56
  6. Step 6: Final answer
    x = 16,021.41

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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.