Home / 30,150.96-41,607.44-16,723.60

Finding the Fourth Proportional to 30,150.96, 41,607.44 and 16,723.60

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Solution

The fourth proportional to 30,150.96, 41,607.44 and 16,723.60 is: 23,078.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,150.96 : 41,607.44 = 16,723.60 : x
  2. Step 2: Convert to fraction form
    30,150.96/41,607.44 = 16,723.60/x
  3. Step 3: Cross multiply
    30,150.96x = 41,607.44 × 16,723.60
  4. Step 4: Simplify right side
    30,150.96x = 695,826,183.58
  5. Step 5: Solve for x
    x = 695,826,183.58/30,150.96
  6. Step 6: Final answer
    x = 23,078.08

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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.