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Finding the Fourth Proportional to 111,196.99, 166,796.90 and 36,316.54

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Solution

The fourth proportional to 111,196.99, 166,796.90 and 36,316.54 is: 54,475.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,196.99 : 166,796.90 = 36,316.54 : x
  2. Step 2: Convert to fraction form
    111,196.99/166,796.90 = 36,316.54/x
  3. Step 3: Cross multiply
    111,196.99x = 166,796.90 × 36,316.54
  4. Step 4: Simplify right side
    111,196.99x = 6,057,486,290.73
  5. Step 5: Solve for x
    x = 6,057,486,290.73/111,196.99
  6. Step 6: Final answer
    x = 54,475.27

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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.