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Finding the Fourth Proportional to 111,817.54, 167,690.77 and 36,923.73

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Solution

The fourth proportional to 111,817.54, 167,690.77 and 36,923.73 is: 55,373.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,817.54 : 167,690.77 = 36,923.73 : x
  2. Step 2: Convert to fraction form
    111,817.54/167,690.77 = 36,923.73/x
  3. Step 3: Cross multiply
    111,817.54x = 167,690.77 × 36,923.73
  4. Step 4: Simplify right side
    111,817.54x = 6,191,768,714.97
  5. Step 5: Solve for x
    x = 6,191,768,714.97/111,817.54
  6. Step 6: Final answer
    x = 55,373.86

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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.