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Finding the Fourth Proportional to 67,166.66, 100,666.92 and 33,896.24

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Solution

The fourth proportional to 67,166.66, 100,666.92 and 33,896.24 is: 50,802.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,166.66 : 100,666.92 = 33,896.24 : x
  2. Step 2: Convert to fraction form
    67,166.66/100,666.92 = 33,896.24/x
  3. Step 3: Cross multiply
    67,166.66x = 100,666.92 × 33,896.24
  4. Step 4: Simplify right side
    67,166.66x = 3,412,229,577.05
  5. Step 5: Solve for x
    x = 3,412,229,577.05/67,166.66
  6. Step 6: Final answer
    x = 50,802.43

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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.