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Finding the Fourth Proportional to 111,625.44, 167,467.44 and 64,833.36

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Solution

The fourth proportional to 111,625.44, 167,467.44 and 64,833.36 is: 97,267.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,625.44 : 167,467.44 = 64,833.36 : x
  2. Step 2: Convert to fraction form
    111,625.44/167,467.44 = 64,833.36/x
  3. Step 3: Cross multiply
    111,625.44x = 167,467.44 × 64,833.36
  4. Step 4: Simplify right side
    111,625.44x = 10,857,476,825.80
  5. Step 5: Solve for x
    x = 10,857,476,825.80/111,625.44
  6. Step 6: Final answer
    x = 97,267.05

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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.