Home / 54,238.36-81,365.27-16,801.37

Finding the Fourth Proportional to 54,238.36, 81,365.27 and 16,801.37

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Solution

The fourth proportional to 54,238.36, 81,365.27 and 16,801.37 is: 25,204.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,238.36 : 81,365.27 = 16,801.37 : x
  2. Step 2: Convert to fraction form
    54,238.36/81,365.27 = 16,801.37/x
  3. Step 3: Cross multiply
    54,238.36x = 81,365.27 × 16,801.37
  4. Step 4: Simplify right side
    54,238.36x = 1,367,048,006.42
  5. Step 5: Solve for x
    x = 1,367,048,006.42/54,238.36
  6. Step 6: Final answer
    x = 25,204.45

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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.