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Finding the Fourth Proportional to 111,679.64, 167,544.17 and 36,796.76

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Solution

The fourth proportional to 111,679.64, 167,544.17 and 36,796.76 is: 55,203.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,679.64 : 167,544.17 = 36,796.76 : x
  2. Step 2: Convert to fraction form
    111,679.64/167,544.17 = 36,796.76/x
  3. Step 3: Cross multiply
    111,679.64x = 167,544.17 × 36,796.76
  4. Step 4: Simplify right side
    111,679.64x = 6,165,082,428.91
  5. Step 5: Solve for x
    x = 6,165,082,428.91/111,679.64
  6. Step 6: Final answer
    x = 55,203.28

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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.