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Finding the Fourth Proportional to 29,648.40, 44,400.60 and 15,766.80

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Solution

The fourth proportional to 29,648.40, 44,400.60 and 15,766.80 is: 23,611.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,648.40 : 44,400.60 = 15,766.80 : x
  2. Step 2: Convert to fraction form
    29,648.40/44,400.60 = 15,766.80/x
  3. Step 3: Cross multiply
    29,648.40x = 44,400.60 × 15,766.80
  4. Step 4: Simplify right side
    29,648.40x = 700,055,380.08
  5. Step 5: Solve for x
    x = 700,055,380.08/29,648.40
  6. Step 6: Final answer
    x = 23,611.91

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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.