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Finding the Fourth Proportional to 166,212.88, 248,690.49 and 101,941.54

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Solution

The fourth proportional to 166,212.88, 248,690.49 and 101,941.54 is: 152,526.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,212.88 : 248,690.49 = 101,941.54 : x
  2. Step 2: Convert to fraction form
    166,212.88/248,690.49 = 101,941.54/x
  3. Step 3: Cross multiply
    166,212.88x = 248,690.49 × 101,941.54
  4. Step 4: Simplify right side
    166,212.88x = 25,351,891,533.95
  5. Step 5: Solve for x
    x = 25,351,891,533.95/166,212.88
  6. Step 6: Final answer
    x = 152,526.64

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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.