Home / 54,252.48-81,381.42-16,838.04

Finding the Fourth Proportional to 54,252.48, 81,381.42 and 16,838.04

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Solution

The fourth proportional to 54,252.48, 81,381.42 and 16,838.04 is: 25,257.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,252.48 : 81,381.42 = 16,838.04 : x
  2. Step 2: Convert to fraction form
    54,252.48/81,381.42 = 16,838.04/x
  3. Step 3: Cross multiply
    54,252.48x = 81,381.42 × 16,838.04
  4. Step 4: Simplify right side
    54,252.48x = 1,370,303,605.22
  5. Step 5: Solve for x
    x = 1,370,303,605.22/54,252.48
  6. Step 6: Final answer
    x = 25,257.90

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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.