Home / 106,020.95-146,310.26-58,273.88

Finding the Fourth Proportional to 106,020.95, 146,310.26 and 58,273.88

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Solution

The fourth proportional to 106,020.95, 146,310.26 and 58,273.88 is: 80,418.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,020.95 : 146,310.26 = 58,273.88 : x
  2. Step 2: Convert to fraction form
    106,020.95/146,310.26 = 58,273.88/x
  3. Step 3: Cross multiply
    106,020.95x = 146,310.26 × 58,273.88
  4. Step 4: Simplify right side
    106,020.95x = 8,526,065,511.09
  5. Step 5: Solve for x
    x = 8,526,065,511.09/106,020.95
  6. Step 6: Final answer
    x = 80,418.69

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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.