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Finding the Fourth Proportional to 29,003.39, 40,043.96 and 22,276.99

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Solution

The fourth proportional to 29,003.39, 40,043.96 and 22,276.99 is: 30,757.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,003.39 : 40,043.96 = 22,276.99 : x
  2. Step 2: Convert to fraction form
    29,003.39/40,043.96 = 22,276.99/x
  3. Step 3: Cross multiply
    29,003.39x = 40,043.96 × 22,276.99
  4. Step 4: Simplify right side
    29,003.39x = 892,058,896.48
  5. Step 5: Solve for x
    x = 892,058,896.48/29,003.39
  6. Step 6: Final answer
    x = 30,757.06

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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.