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Finding the Fourth Proportional to 167,804.64, 251,647.02 and 55,464.12

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Solution

The fourth proportional to 167,804.64, 251,647.02 and 55,464.12 is: 83,176.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,804.64 : 251,647.02 = 55,464.12 : x
  2. Step 2: Convert to fraction form
    167,804.64/251,647.02 = 55,464.12/x
  3. Step 3: Cross multiply
    167,804.64x = 251,647.02 × 55,464.12
  4. Step 4: Simplify right side
    167,804.64x = 13,957,380,514.92
  5. Step 5: Solve for x
    x = 13,957,380,514.92/167,804.64
  6. Step 6: Final answer
    x = 83,176.37

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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.