Home / 54,291.52-81,433.44-16,850.68

Finding the Fourth Proportional to 54,291.52, 81,433.44 and 16,850.68

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Solution

The fourth proportional to 54,291.52, 81,433.44 and 16,850.68 is: 25,274.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,291.52 : 81,433.44 = 16,850.68 : x
  2. Step 2: Convert to fraction form
    54,291.52/81,433.44 = 16,850.68/x
  3. Step 3: Cross multiply
    54,291.52x = 81,433.44 × 16,850.68
  4. Step 4: Simplify right side
    54,291.52x = 1,372,208,838.74
  5. Step 5: Solve for x
    x = 1,372,208,838.74/54,291.52
  6. Step 6: Final answer
    x = 25,274.83

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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.