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Finding the Fourth Proportional to 34,650.54, 47,818.02 and 18,734.94

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Solution

The fourth proportional to 34,650.54, 47,818.02 and 18,734.94 is: 25,854.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,650.54 : 47,818.02 = 18,734.94 : x
  2. Step 2: Convert to fraction form
    34,650.54/47,818.02 = 18,734.94/x
  3. Step 3: Cross multiply
    34,650.54x = 47,818.02 × 18,734.94
  4. Step 4: Simplify right side
    34,650.54x = 895,867,735.62
  5. Step 5: Solve for x
    x = 895,867,735.62/34,650.54
  6. Step 6: Final answer
    x = 25,854.37

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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.