Home / 54,237.36-81,363.77-16,800.38

Finding the Fourth Proportional to 54,237.36, 81,363.77 and 16,800.38

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Solution

The fourth proportional to 54,237.36, 81,363.77 and 16,800.38 is: 25,202.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,237.36 : 81,363.77 = 16,800.38 : x
  2. Step 2: Convert to fraction form
    54,237.36/81,363.77 = 16,800.38/x
  3. Step 3: Cross multiply
    54,237.36x = 81,363.77 × 16,800.38
  4. Step 4: Simplify right side
    54,237.36x = 1,366,941,763.41
  5. Step 5: Solve for x
    x = 1,366,941,763.41/54,237.36
  6. Step 6: Final answer
    x = 25,202.96

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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.