Home / 54,180.58-81,278.67-16,743.94

Finding the Fourth Proportional to 54,180.58, 81,278.67 and 16,743.94

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Solution

The fourth proportional to 54,180.58, 81,278.67 and 16,743.94 is: 25,118.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,180.58 : 81,278.67 = 16,743.94 : x
  2. Step 2: Convert to fraction form
    54,180.58/81,278.67 = 16,743.94/x
  3. Step 3: Cross multiply
    54,180.58x = 81,278.67 × 16,743.94
  4. Step 4: Simplify right side
    54,180.58x = 1,360,925,173.76
  5. Step 5: Solve for x
    x = 1,360,925,173.76/54,180.58
  6. Step 6: Final answer
    x = 25,118.32

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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.