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Finding the Fourth Proportional to 29,652.66, 40,919.48 and 17,722.58

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Solution

The fourth proportional to 29,652.66, 40,919.48 and 17,722.58 is: 24,456.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,652.66 : 40,919.48 = 17,722.58 : x
  2. Step 2: Convert to fraction form
    29,652.66/40,919.48 = 17,722.58/x
  3. Step 3: Cross multiply
    29,652.66x = 40,919.48 × 17,722.58
  4. Step 4: Simplify right side
    29,652.66x = 725,198,464.65
  5. Step 5: Solve for x
    x = 725,198,464.65/29,652.66
  6. Step 6: Final answer
    x = 24,456.44

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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.