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Finding the Fourth Proportional to 111,064.40, 166,596.60 and 44,514.80

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Solution

The fourth proportional to 111,064.40, 166,596.60 and 44,514.80 is: 66,772.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,064.40 : 166,596.60 = 44,514.80 : x
  2. Step 2: Convert to fraction form
    111,064.40/166,596.60 = 44,514.80/x
  3. Step 3: Cross multiply
    111,064.40x = 166,596.60 × 44,514.80
  4. Step 4: Simplify right side
    111,064.40x = 7,416,014,329.68
  5. Step 5: Solve for x
    x = 7,416,014,329.68/111,064.40
  6. Step 6: Final answer
    x = 66,772.20

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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.