Home / 69,400.65-104,085.39-31,924.73

Finding the Fourth Proportional to 69,400.65, 104,085.39 and 31,924.73

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Solution

The fourth proportional to 69,400.65, 104,085.39 and 31,924.73 is: 47,879.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,400.65 : 104,085.39 = 31,924.73 : x
  2. Step 2: Convert to fraction form
    69,400.65/104,085.39 = 31,924.73/x
  3. Step 3: Cross multiply
    69,400.65x = 104,085.39 × 31,924.73
  4. Step 4: Simplify right side
    69,400.65x = 3,322,897,452.27
  5. Step 5: Solve for x
    x = 3,322,897,452.27/69,400.65
  6. Step 6: Final answer
    x = 47,879.92

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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.