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Finding the Fourth Proportional to 167,806.64, 251,650.02 and 55,466.12

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Solution

The fourth proportional to 167,806.64, 251,650.02 and 55,466.12 is: 83,179.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,806.64 : 251,650.02 = 55,466.12 : x
  2. Step 2: Convert to fraction form
    167,806.64/251,650.02 = 55,466.12/x
  3. Step 3: Cross multiply
    167,806.64x = 251,650.02 × 55,466.12
  4. Step 4: Simplify right side
    167,806.64x = 13,958,050,207.32
  5. Step 5: Solve for x
    x = 13,958,050,207.32/167,806.64
  6. Step 6: Final answer
    x = 83,179.37

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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.