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Finding the Fourth Proportional to 101,207.67, 151,797.36 and 55,629.67

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Solution

The fourth proportional to 101,207.67, 151,797.36 and 55,629.67 is: 83,436.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,207.67 : 151,797.36 = 55,629.67 : x
  2. Step 2: Convert to fraction form
    101,207.67/151,797.36 = 55,629.67/x
  3. Step 3: Cross multiply
    101,207.67x = 151,797.36 × 55,629.67
  4. Step 4: Simplify right side
    101,207.67x = 8,444,437,043.67
  5. Step 5: Solve for x
    x = 8,444,437,043.67/101,207.67
  6. Step 6: Final answer
    x = 83,436.73

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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.