Home / 54,623.52-81,952.29-19,563.48

Finding the Fourth Proportional to 54,623.52, 81,952.29 and 19,563.48

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Solution

The fourth proportional to 54,623.52, 81,952.29 and 19,563.48 is: 29,351.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,623.52 : 81,952.29 = 19,563.48 : x
  2. Step 2: Convert to fraction form
    54,623.52/81,952.29 = 19,563.48/x
  3. Step 3: Cross multiply
    54,623.52x = 81,952.29 × 19,563.48
  4. Step 4: Simplify right side
    54,623.52x = 1,603,271,986.37
  5. Step 5: Solve for x
    x = 1,603,271,986.37/54,623.52
  6. Step 6: Final answer
    x = 29,351.31

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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.