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Finding the Fourth Proportional to 111,261.22, 166,890.01 and 27,022.08

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Solution

The fourth proportional to 111,261.22, 166,890.01 and 27,022.08 is: 40,532.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,261.22 : 166,890.01 = 27,022.08 : x
  2. Step 2: Convert to fraction form
    111,261.22/166,890.01 = 27,022.08/x
  3. Step 3: Cross multiply
    111,261.22x = 166,890.01 × 27,022.08
  4. Step 4: Simplify right side
    111,261.22x = 4,509,714,231.86
  5. Step 5: Solve for x
    x = 4,509,714,231.86/111,261.22
  6. Step 6: Final answer
    x = 40,532.67

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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.