Home / 74,571.21-111,840.62-24,639.48

Finding the Fourth Proportional to 74,571.21, 111,840.62 and 24,639.48

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Solution

The fourth proportional to 74,571.21, 111,840.62 and 24,639.48 is: 36,953.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,571.21 : 111,840.62 = 24,639.48 : x
  2. Step 2: Convert to fraction form
    74,571.21/111,840.62 = 24,639.48/x
  3. Step 3: Cross multiply
    74,571.21x = 111,840.62 × 24,639.48
  4. Step 4: Simplify right side
    74,571.21x = 2,755,694,596.48
  5. Step 5: Solve for x
    x = 2,755,694,596.48/74,571.21
  6. Step 6: Final answer
    x = 36,953.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.