Home / 40,361.16-60,520.92-18,155.64

Finding the Fourth Proportional to 40,361.16, 60,520.92 and 18,155.64

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Solution

The fourth proportional to 40,361.16, 60,520.92 and 18,155.64 is: 27,224.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,361.16 : 60,520.92 = 18,155.64 : x
  2. Step 2: Convert to fraction form
    40,361.16/60,520.92 = 18,155.64/x
  3. Step 3: Cross multiply
    40,361.16x = 60,520.92 × 18,155.64
  4. Step 4: Simplify right side
    40,361.16x = 1,098,796,035.99
  5. Step 5: Solve for x
    x = 1,098,796,035.99/40,361.16
  6. Step 6: Final answer
    x = 27,224.09

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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.