Home / 74,240.22-102,450.25-41,974.31

Finding the Fourth Proportional to 74,240.22, 102,450.25 and 41,974.31

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Solution

The fourth proportional to 74,240.22, 102,450.25 and 41,974.31 is: 57,923.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,240.22 : 102,450.25 = 41,974.31 : x
  2. Step 2: Convert to fraction form
    74,240.22/102,450.25 = 41,974.31/x
  3. Step 3: Cross multiply
    74,240.22x = 102,450.25 × 41,974.31
  4. Step 4: Simplify right side
    74,240.22x = 4,300,278,285.39
  5. Step 5: Solve for x
    x = 4,300,278,285.39/74,240.22
  6. Step 6: Final answer
    x = 57,923.83

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1.5x scale

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.