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Finding the Fourth Proportional to 29,703.96, 40,997.88 and 17,769.96

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Solution

The fourth proportional to 29,703.96, 40,997.88 and 17,769.96 is: 24,526.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,703.96 : 40,997.88 = 17,769.96 : x
  2. Step 2: Convert to fraction form
    29,703.96/40,997.88 = 17,769.96/x
  3. Step 3: Cross multiply
    29,703.96x = 40,997.88 × 17,769.96
  4. Step 4: Simplify right side
    29,703.96x = 728,530,687.68
  5. Step 5: Solve for x
    x = 728,530,687.68/29,703.96
  6. Step 6: Final answer
    x = 24,526.38

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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.