Home / 49,811.52-68,758.29-30,694.44

Finding the Fourth Proportional to 49,811.52, 68,758.29 and 30,694.44

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Solution

The fourth proportional to 49,811.52, 68,758.29 and 30,694.44 is: 42,369.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,811.52 : 68,758.29 = 30,694.44 : x
  2. Step 2: Convert to fraction form
    49,811.52/68,758.29 = 30,694.44/x
  3. Step 3: Cross multiply
    49,811.52x = 68,758.29 × 30,694.44
  4. Step 4: Simplify right side
    49,811.52x = 2,110,497,206.91
  5. Step 5: Solve for x
    x = 2,110,497,206.91/49,811.52
  6. Step 6: Final answer
    x = 42,369.66

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.