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Finding the Fourth Proportional to 111,211.92, 166,816.59 and 44,650.88

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Solution

The fourth proportional to 111,211.92, 166,816.59 and 44,650.88 is: 66,975.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,211.92 : 166,816.59 = 44,650.88 : x
  2. Step 2: Convert to fraction form
    111,211.92/166,816.59 = 44,650.88/x
  3. Step 3: Cross multiply
    111,211.92x = 166,816.59 × 44,650.88
  4. Step 4: Simplify right side
    111,211.92x = 7,448,507,291.72
  5. Step 5: Solve for x
    x = 7,448,507,291.72/111,211.92
  6. Step 6: Final answer
    x = 66,975.80

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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.