Home / 50,862.99-76,299.54-18,850.65

Finding the Fourth Proportional to 50,862.99, 76,299.54 and 18,850.65

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Solution

The fourth proportional to 50,862.99, 76,299.54 and 18,850.65 is: 28,277.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,862.99 : 76,299.54 = 18,850.65 : x
  2. Step 2: Convert to fraction form
    50,862.99/76,299.54 = 18,850.65/x
  3. Step 3: Cross multiply
    50,862.99x = 76,299.54 × 18,850.65
  4. Step 4: Simplify right side
    50,862.99x = 1,438,295,923.70
  5. Step 5: Solve for x
    x = 1,438,295,923.70/50,862.99
  6. Step 6: Final answer
    x = 28,277.85

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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.