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Finding the Fourth Proportional to 33,404.80, 46,076.43 and 21,483.22

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Solution

The fourth proportional to 33,404.80, 46,076.43 and 21,483.22 is: 29,632.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,404.80 : 46,076.43 = 21,483.22 : x
  2. Step 2: Convert to fraction form
    33,404.80/46,076.43 = 21,483.22/x
  3. Step 3: Cross multiply
    33,404.80x = 46,076.43 × 21,483.22
  4. Step 4: Simplify right side
    33,404.80x = 989,870,082.50
  5. Step 5: Solve for x
    x = 989,870,082.50/33,404.80
  6. Step 6: Final answer
    x = 29,632.57

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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.