Home / 51,540.84-77,288.76-18,249.84

Finding the Fourth Proportional to 51,540.84, 77,288.76 and 18,249.84

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Solution

The fourth proportional to 51,540.84, 77,288.76 and 18,249.84 is: 27,366.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,540.84 : 77,288.76 = 18,249.84 : x
  2. Step 2: Convert to fraction form
    51,540.84/77,288.76 = 18,249.84/x
  3. Step 3: Cross multiply
    51,540.84x = 77,288.76 × 18,249.84
  4. Step 4: Simplify right side
    51,540.84x = 1,410,507,503.80
  5. Step 5: Solve for x
    x = 1,410,507,503.80/51,540.84
  6. Step 6: Final answer
    x = 27,366.79

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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.