Home / 30,193.74-41,668.66-16,764.99

Finding the Fourth Proportional to 30,193.74, 41,668.66 and 16,764.99

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Solution

The fourth proportional to 30,193.74, 41,668.66 and 16,764.99 is: 23,136.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,193.74 : 41,668.66 = 16,764.99 : x
  2. Step 2: Convert to fraction form
    30,193.74/41,668.66 = 16,764.99/x
  3. Step 3: Cross multiply
    30,193.74x = 41,668.66 × 16,764.99
  4. Step 4: Simplify right side
    30,193.74x = 698,574,668.21
  5. Step 5: Solve for x
    x = 698,574,668.21/30,193.74
  6. Step 6: Final answer
    x = 23,136.41

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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.