Home / 54,267.24-81,389.88-14,821.05

Finding the Fourth Proportional to 54,267.24, 81,389.88 and 14,821.05

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Solution

The fourth proportional to 54,267.24, 81,389.88 and 14,821.05 is: 22,228.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,267.24 : 81,389.88 = 14,821.05 : x
  2. Step 2: Convert to fraction form
    54,267.24/81,389.88 = 14,821.05/x
  3. Step 3: Cross multiply
    54,267.24x = 81,389.88 × 14,821.05
  4. Step 4: Simplify right side
    54,267.24x = 1,206,283,480.97
  5. Step 5: Solve for x
    x = 1,206,283,480.97/54,267.24
  6. Step 6: Final answer
    x = 22,228.58

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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.