Home / 54,263.57-81,398.43-16,828.96

Finding the Fourth Proportional to 54,263.57, 81,398.43 and 16,828.96

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Solution

The fourth proportional to 54,263.57, 81,398.43 and 16,828.96 is: 25,244.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,263.57 : 81,398.43 = 16,828.96 : x
  2. Step 2: Convert to fraction form
    54,263.57/81,398.43 = 16,828.96/x
  3. Step 3: Cross multiply
    54,263.57x = 81,398.43 × 16,828.96
  4. Step 4: Simplify right side
    54,263.57x = 1,369,850,922.53
  5. Step 5: Solve for x
    x = 1,369,850,922.53/54,263.57
  6. Step 6: Final answer
    x = 25,244.39

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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.