Home / 54,900.99-82,356.35-15,458.49

Finding the Fourth Proportional to 54,900.99, 82,356.35 and 15,458.49

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Solution

The fourth proportional to 54,900.99, 82,356.35 and 15,458.49 is: 23,189.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,900.99 : 82,356.35 = 15,458.49 : x
  2. Step 2: Convert to fraction form
    54,900.99/82,356.35 = 15,458.49/x
  3. Step 3: Cross multiply
    54,900.99x = 82,356.35 × 15,458.49
  4. Step 4: Simplify right side
    54,900.99x = 1,273,104,735.62
  5. Step 5: Solve for x
    x = 1,273,104,735.62/54,900.99
  6. Step 6: Final answer
    x = 23,189.10

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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.