Home / 30,183.31-41,652.56-16,754.53

Finding the Fourth Proportional to 30,183.31, 41,652.56 and 16,754.53

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Solution

The fourth proportional to 30,183.31, 41,652.56 and 16,754.53 is: 23,121.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,183.31 : 41,652.56 = 16,754.53 : x
  2. Step 2: Convert to fraction form
    30,183.31/41,652.56 = 16,754.53/x
  3. Step 3: Cross multiply
    30,183.31x = 41,652.56 × 16,754.53
  4. Step 4: Simplify right side
    30,183.31x = 697,869,066.10
  5. Step 5: Solve for x
    x = 697,869,066.10/30,183.31
  6. Step 6: Final answer
    x = 23,121.03

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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.