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Finding the Fourth Proportional to 166,129.98, 249,163.80 and 44,552.22

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Solution

The fourth proportional to 166,129.98, 249,163.80 and 44,552.22 is: 66,819.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,129.98 : 249,163.80 = 44,552.22 : x
  2. Step 2: Convert to fraction form
    166,129.98/249,163.80 = 44,552.22/x
  3. Step 3: Cross multiply
    166,129.98x = 249,163.80 × 44,552.22
  4. Step 4: Simplify right side
    166,129.98x = 11,100,800,433.64
  5. Step 5: Solve for x
    x = 11,100,800,433.64/166,129.98
  6. Step 6: Final answer
    x = 66,819.97

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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.