Home / 54,857.14-82,230.30-21,600.54

Finding the Fourth Proportional to 54,857.14, 82,230.30 and 21,600.54

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Solution

The fourth proportional to 54,857.14, 82,230.30 and 21,600.54 is: 32,378.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,857.14 : 82,230.30 = 21,600.54 : x
  2. Step 2: Convert to fraction form
    54,857.14/82,230.30 = 21,600.54/x
  3. Step 3: Cross multiply
    54,857.14x = 82,230.30 × 21,600.54
  4. Step 4: Simplify right side
    54,857.14x = 1,776,218,884.36
  5. Step 5: Solve for x
    x = 1,776,218,884.36/54,857.14
  6. Step 6: Final answer
    x = 32,378.99

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1.5x scale

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.