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Finding the Fourth Proportional to 39,604.80, 54,649.44 and 23,683.44

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Solution

The fourth proportional to 39,604.80, 54,649.44 and 23,683.44 is: 32,680.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,604.80 : 54,649.44 = 23,683.44 : x
  2. Step 2: Convert to fraction form
    39,604.80/54,649.44 = 23,683.44/x
  3. Step 3: Cross multiply
    39,604.80x = 54,649.44 × 23,683.44
  4. Step 4: Simplify right side
    39,604.80x = 1,294,286,733.27
  5. Step 5: Solve for x
    x = 1,294,286,733.27/39,604.80
  6. Step 6: Final answer
    x = 32,680.05

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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.