Home / 30,183.24-45,322.25-25,563.81

Finding the Fourth Proportional to 30,183.24, 45,322.25 and 25,563.81

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Solution

The fourth proportional to 30,183.24, 45,322.25 and 25,563.81 is: 38,385.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,183.24 : 45,322.25 = 25,563.81 : x
  2. Step 2: Convert to fraction form
    30,183.24/45,322.25 = 25,563.81/x
  3. Step 3: Cross multiply
    30,183.24x = 45,322.25 × 25,563.81
  4. Step 4: Simplify right side
    30,183.24x = 1,158,609,259.95
  5. Step 5: Solve for x
    x = 1,158,609,259.95/30,183.24
  6. Step 6: Final answer
    x = 38,385.85

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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.