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Finding the Fourth Proportional to 111,157.15, 166,741.10 and 36,277.24

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Solution

The fourth proportional to 111,157.15, 166,741.10 and 36,277.24 is: 54,417.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,157.15 : 166,741.10 = 36,277.24 : x
  2. Step 2: Convert to fraction form
    111,157.15/166,741.10 = 36,277.24/x
  3. Step 3: Cross multiply
    111,157.15x = 166,741.10 × 36,277.24
  4. Step 4: Simplify right side
    111,157.15x = 6,048,906,902.56
  5. Step 5: Solve for x
    x = 6,048,906,902.56/111,157.15
  6. Step 6: Final answer
    x = 54,417.61

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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.