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Finding the Fourth Proportional to 29,734.35, 44,609.01 and 20,986.35

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Solution

The fourth proportional to 29,734.35, 44,609.01 and 20,986.35 is: 31,484.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,734.35 : 44,609.01 = 20,986.35 : x
  2. Step 2: Convert to fraction form
    29,734.35/44,609.01 = 20,986.35/x
  3. Step 3: Cross multiply
    29,734.35x = 44,609.01 × 20,986.35
  4. Step 4: Simplify right side
    29,734.35x = 936,180,297.01
  5. Step 5: Solve for x
    x = 936,180,297.01/29,734.35
  6. Step 6: Final answer
    x = 31,484.81

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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.