Home / 105,923.88-146,183.58-58,186.44

Finding the Fourth Proportional to 105,923.88, 146,183.58 and 58,186.44

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Solution

The fourth proportional to 105,923.88, 146,183.58 and 58,186.44 is: 80,302.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,923.88 : 146,183.58 = 58,186.44 : x
  2. Step 2: Convert to fraction form
    105,923.88/146,183.58 = 58,186.44/x
  3. Step 3: Cross multiply
    105,923.88x = 146,183.58 × 58,186.44
  4. Step 4: Simplify right side
    105,923.88x = 8,505,902,106.66
  5. Step 5: Solve for x
    x = 8,505,902,106.66/105,923.88
  6. Step 6: Final answer
    x = 80,302.03

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.