Home / 48,251.37-72,352.37-20,163.76

Finding the Fourth Proportional to 48,251.37, 72,352.37 and 20,163.76

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Solution

The fourth proportional to 48,251.37, 72,352.37 and 20,163.76 is: 30,235.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,251.37 : 72,352.37 = 20,163.76 : x
  2. Step 2: Convert to fraction form
    48,251.37/72,352.37 = 20,163.76/x
  3. Step 3: Cross multiply
    48,251.37x = 72,352.37 × 20,163.76
  4. Step 4: Simplify right side
    48,251.37x = 1,458,895,361.53
  5. Step 5: Solve for x
    x = 1,458,895,361.53/48,251.37
  6. Step 6: Final answer
    x = 30,235.32

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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.