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Finding the Fourth Proportional to 18,042.35, 27,063.50 and 8,044.52

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Solution

The fourth proportional to 18,042.35, 27,063.50 and 8,044.52 is: 12,066.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,042.35 : 27,063.50 = 8,044.52 : x
  2. Step 2: Convert to fraction form
    18,042.35/27,063.50 = 8,044.52/x
  3. Step 3: Cross multiply
    18,042.35x = 27,063.50 × 8,044.52
  4. Step 4: Simplify right side
    18,042.35x = 217,712,770.67
  5. Step 5: Solve for x
    x = 217,712,770.67/18,042.35
  6. Step 6: Final answer
    x = 12,066.77

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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.