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Finding the Fourth Proportional to 101,047.05, 151,571.10 and 26,161.95

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Solution

The fourth proportional to 101,047.05, 151,571.10 and 26,161.95 is: 39,243.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,047.05 : 151,571.10 = 26,161.95 : x
  2. Step 2: Convert to fraction form
    101,047.05/151,571.10 = 26,161.95/x
  3. Step 3: Cross multiply
    101,047.05x = 151,571.10 × 26,161.95
  4. Step 4: Simplify right side
    101,047.05x = 3,965,395,539.65
  5. Step 5: Solve for x
    x = 3,965,395,539.65/101,047.05
  6. Step 6: Final answer
    x = 39,243.06

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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.