Home / 101,290.73-151,936.21-26,410.81

Finding the Fourth Proportional to 101,290.73, 151,936.21 and 26,410.81

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Solution

The fourth proportional to 101,290.73, 151,936.21 and 26,410.81 is: 39,616.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,290.73 : 151,936.21 = 26,410.81 : x
  2. Step 2: Convert to fraction form
    101,290.73/151,936.21 = 26,410.81/x
  3. Step 3: Cross multiply
    101,290.73x = 151,936.21 × 26,410.81
  4. Step 4: Simplify right side
    101,290.73x = 4,012,758,163.92
  5. Step 5: Solve for x
    x = 4,012,758,163.92/101,290.73
  6. Step 6: Final answer
    x = 39,616.24

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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.