Home / 30,194.05-41,668.85-16,765.51

Finding the Fourth Proportional to 30,194.05, 41,668.85 and 16,765.51

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Solution

The fourth proportional to 30,194.05, 41,668.85 and 16,765.51 is: 23,136.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,194.05 : 41,668.85 = 16,765.51 : x
  2. Step 2: Convert to fraction form
    30,194.05/41,668.85 = 16,765.51/x
  3. Step 3: Cross multiply
    30,194.05x = 41,668.85 × 16,765.51
  4. Step 4: Simplify right side
    30,194.05x = 698,599,521.36
  5. Step 5: Solve for x
    x = 698,599,521.36/30,194.05
  6. Step 6: Final answer
    x = 23,136.99

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1.5x scale

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.