Home / 82,361.07-123,546.06-26,205.66

Finding the Fourth Proportional to 82,361.07, 123,546.06 and 26,205.66

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Solution

The fourth proportional to 82,361.07, 123,546.06 and 26,205.66 is: 39,309.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,361.07 : 123,546.06 = 26,205.66 : x
  2. Step 2: Convert to fraction form
    82,361.07/123,546.06 = 26,205.66/x
  3. Step 3: Cross multiply
    82,361.07x = 123,546.06 × 26,205.66
  4. Step 4: Simplify right side
    82,361.07x = 3,237,606,042.70
  5. Step 5: Solve for x
    x = 3,237,606,042.70/82,361.07
  6. Step 6: Final answer
    x = 39,309.91

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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.