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Finding the Fourth Proportional to 111,415.44, 167,157.84 and 36,536.16

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Solution

The fourth proportional to 111,415.44, 167,157.84 and 36,536.16 is: 54,815.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,415.44 : 167,157.84 = 36,536.16 : x
  2. Step 2: Convert to fraction form
    111,415.44/167,157.84 = 36,536.16/x
  3. Step 3: Cross multiply
    111,415.44x = 167,157.84 × 36,536.16
  4. Step 4: Simplify right side
    111,415.44x = 6,107,305,587.49
  5. Step 5: Solve for x
    x = 6,107,305,587.49/111,415.44
  6. Step 6: Final answer
    x = 54,815.61

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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.