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Finding the Fourth Proportional to 18,003.48, 24,843.24 and 11,630.36

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Solution

The fourth proportional to 18,003.48, 24,843.24 and 11,630.36 is: 16,048.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,003.48 : 24,843.24 = 11,630.36 : x
  2. Step 2: Convert to fraction form
    18,003.48/24,843.24 = 11,630.36/x
  3. Step 3: Cross multiply
    18,003.48x = 24,843.24 × 11,630.36
  4. Step 4: Simplify right side
    18,003.48x = 288,935,824.77
  5. Step 5: Solve for x
    x = 288,935,824.77/18,003.48
  6. Step 6: Final answer
    x = 16,048.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.