Home / 69,972.74-104,939.92-41,870.68

Finding the Fourth Proportional to 69,972.74, 104,939.92 and 41,870.68

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Solution

The fourth proportional to 69,972.74, 104,939.92 and 41,870.68 is: 62,794.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,972.74 : 104,939.92 = 41,870.68 : x
  2. Step 2: Convert to fraction form
    69,972.74/104,939.92 = 41,870.68/x
  3. Step 3: Cross multiply
    69,972.74x = 104,939.92 × 41,870.68
  4. Step 4: Simplify right side
    69,972.74x = 4,393,905,809.55
  5. Step 5: Solve for x
    x = 4,393,905,809.55/69,972.74
  6. Step 6: Final answer
    x = 62,794.54

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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.