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Finding the Fourth Proportional to 111,844.16, 167,714.40 and 41,704.64

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Solution

The fourth proportional to 111,844.16, 167,714.40 and 41,704.64 is: 62,537.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,844.16 : 167,714.40 = 41,704.64 : x
  2. Step 2: Convert to fraction form
    111,844.16/167,714.40 = 41,704.64/x
  3. Step 3: Cross multiply
    111,844.16x = 167,714.40 × 41,704.64
  4. Step 4: Simplify right side
    111,844.16x = 6,994,468,674.82
  5. Step 5: Solve for x
    x = 6,994,468,674.82/111,844.16
  6. Step 6: Final answer
    x = 62,537.63

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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.