Home / 69,828.91-104,759.77-23,081.79

Finding the Fourth Proportional to 69,828.91, 104,759.77 and 23,081.79

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Solution

The fourth proportional to 69,828.91, 104,759.77 and 23,081.79 is: 34,628.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,828.91 : 104,759.77 = 23,081.79 : x
  2. Step 2: Convert to fraction form
    69,828.91/104,759.77 = 23,081.79/x
  3. Step 3: Cross multiply
    69,828.91x = 104,759.77 × 23,081.79
  4. Step 4: Simplify right side
    69,828.91x = 2,418,043,011.59
  5. Step 5: Solve for x
    x = 2,418,043,011.59/69,828.91
  6. Step 6: Final answer
    x = 34,628.11

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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.