Home / 54,185.58-81,286.14-16,748.94

Finding the Fourth Proportional to 54,185.58, 81,286.14 and 16,748.94

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Solution

The fourth proportional to 54,185.58, 81,286.14 and 16,748.94 is: 25,125.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,185.58 : 81,286.14 = 16,748.94 : x
  2. Step 2: Convert to fraction form
    54,185.58/81,286.14 = 16,748.94/x
  3. Step 3: Cross multiply
    54,185.58x = 81,286.14 × 16,748.94
  4. Step 4: Simplify right side
    54,185.58x = 1,361,456,681.69
  5. Step 5: Solve for x
    x = 1,361,456,681.69/54,185.58
  6. Step 6: Final answer
    x = 25,125.81

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1.5x scale

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.