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Finding the Fourth Proportional to 32,393.50, 48,480.53 and 19,921.43

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Solution

The fourth proportional to 32,393.50, 48,480.53 and 19,921.43 is: 29,814.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,393.50 : 48,480.53 = 19,921.43 : x
  2. Step 2: Convert to fraction form
    32,393.50/48,480.53 = 19,921.43/x
  3. Step 3: Cross multiply
    32,393.50x = 48,480.53 × 19,921.43
  4. Step 4: Simplify right side
    32,393.50x = 965,801,506.35
  5. Step 5: Solve for x
    x = 965,801,506.35/32,393.50
  6. Step 6: Final answer
    x = 29,814.67

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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.