Home / 102,544.26-153,914.85-49,990.65

Finding the Fourth Proportional to 102,544.26, 153,914.85 and 49,990.65

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Solution

The fourth proportional to 102,544.26, 153,914.85 and 49,990.65 is: 75,033.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,544.26 : 153,914.85 = 49,990.65 : x
  2. Step 2: Convert to fraction form
    102,544.26/153,914.85 = 49,990.65/x
  3. Step 3: Cross multiply
    102,544.26x = 153,914.85 × 49,990.65
  4. Step 4: Simplify right side
    102,544.26x = 7,694,303,396.15
  5. Step 5: Solve for x
    x = 7,694,303,396.15/102,544.26
  6. Step 6: Final answer
    x = 75,033.97

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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.