Home / 54,021.98-81,032.97-14,579.03

Finding the Fourth Proportional to 54,021.98, 81,032.97 and 14,579.03

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Solution

The fourth proportional to 54,021.98, 81,032.97 and 14,579.03 is: 21,868.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,021.98 : 81,032.97 = 14,579.03 : x
  2. Step 2: Convert to fraction form
    54,021.98/81,032.97 = 14,579.03/x
  3. Step 3: Cross multiply
    54,021.98x = 81,032.97 × 14,579.03
  4. Step 4: Simplify right side
    54,021.98x = 1,181,381,695.45
  5. Step 5: Solve for x
    x = 1,181,381,695.45/54,021.98
  6. Step 6: Final answer
    x = 21,868.54

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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.