Home / 54,103.17-74,660.99-30,230.04

Finding the Fourth Proportional to 54,103.17, 74,660.99 and 30,230.04

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Solution

The fourth proportional to 54,103.17, 74,660.99 and 30,230.04 is: 41,716.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,103.17 : 74,660.99 = 30,230.04 : x
  2. Step 2: Convert to fraction form
    54,103.17/74,660.99 = 30,230.04/x
  3. Step 3: Cross multiply
    54,103.17x = 74,660.99 × 30,230.04
  4. Step 4: Simplify right side
    54,103.17x = 2,257,004,562.99
  5. Step 5: Solve for x
    x = 2,257,004,562.99/54,103.17
  6. Step 6: Final answer
    x = 41,716.68

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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.