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Finding the Fourth Proportional to 27,663.70, 41,446.05 and 16,824.70

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Solution

The fourth proportional to 27,663.70, 41,446.05 and 16,824.70 is: 25,206.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,663.70 : 41,446.05 = 16,824.70 : x
  2. Step 2: Convert to fraction form
    27,663.70/41,446.05 = 16,824.70/x
  3. Step 3: Cross multiply
    27,663.70x = 41,446.05 × 16,824.70
  4. Step 4: Simplify right side
    27,663.70x = 697,317,357.44
  5. Step 5: Solve for x
    x = 697,317,357.44/27,663.70
  6. Step 6: Final answer
    x = 25,206.94

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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.