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Finding the Fourth Proportional to 33,536.74, 46,277.50 and 20,105.50

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Solution

The fourth proportional to 33,536.74, 46,277.50 and 20,105.50 is: 27,743.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,536.74 : 46,277.50 = 20,105.50 : x
  2. Step 2: Convert to fraction form
    33,536.74/46,277.50 = 20,105.50/x
  3. Step 3: Cross multiply
    33,536.74x = 46,277.50 × 20,105.50
  4. Step 4: Simplify right side
    33,536.74x = 930,432,276.25
  5. Step 5: Solve for x
    x = 930,432,276.25/33,536.74
  6. Step 6: Final answer
    x = 27,743.67

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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.