Home / 49,625.28-74,418.48-18,450.72

Finding the Fourth Proportional to 49,625.28, 74,418.48 and 18,450.72

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Solution

The fourth proportional to 49,625.28, 74,418.48 and 18,450.72 is: 27,668.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,625.28 : 74,418.48 = 18,450.72 : x
  2. Step 2: Convert to fraction form
    49,625.28/74,418.48 = 18,450.72/x
  3. Step 3: Cross multiply
    49,625.28x = 74,418.48 × 18,450.72
  4. Step 4: Simplify right side
    49,625.28x = 1,373,074,537.31
  5. Step 5: Solve for x
    x = 1,373,074,537.31/49,625.28
  6. Step 6: Final answer
    x = 27,668.85

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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.