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Finding the Fourth Proportional to 73,648.80, 101,674.18 and 49,576.33

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Solution

The fourth proportional to 73,648.80, 101,674.18 and 49,576.33 is: 68,441.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,648.80 : 101,674.18 = 49,576.33 : x
  2. Step 2: Convert to fraction form
    73,648.80/101,674.18 = 49,576.33/x
  3. Step 3: Cross multiply
    73,648.80x = 101,674.18 × 49,576.33
  4. Step 4: Simplify right side
    73,648.80x = 5,040,632,889.22
  5. Step 5: Solve for x
    x = 5,040,632,889.22/73,648.80
  6. Step 6: Final answer
    x = 68,441.48

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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.