Home / 106,183.25-146,532.90-58,436.60

Finding the Fourth Proportional to 106,183.25, 146,532.90 and 58,436.60

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Solution

The fourth proportional to 106,183.25, 146,532.90 and 58,436.60 is: 80,642.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,183.25 : 146,532.90 = 58,436.60 : x
  2. Step 2: Convert to fraction form
    106,183.25/146,532.90 = 58,436.60/x
  3. Step 3: Cross multiply
    106,183.25x = 146,532.90 × 58,436.60
  4. Step 4: Simplify right side
    106,183.25x = 8,562,884,464.14
  5. Step 5: Solve for x
    x = 8,562,884,464.14/106,183.25
  6. Step 6: Final answer
    x = 80,642.52

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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.