Home / 30,183.11-41,650.72-16,754.36

Finding the Fourth Proportional to 30,183.11, 41,650.72 and 16,754.36

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Solution

The fourth proportional to 30,183.11, 41,650.72 and 16,754.36 is: 23,119.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,183.11 : 41,650.72 = 16,754.36 : x
  2. Step 2: Convert to fraction form
    30,183.11/41,650.72 = 16,754.36/x
  3. Step 3: Cross multiply
    30,183.11x = 41,650.72 × 16,754.36
  4. Step 4: Simplify right side
    30,183.11x = 697,831,219.38
  5. Step 5: Solve for x
    x = 697,831,219.38/30,183.11
  6. Step 6: Final answer
    x = 23,119.93

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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.