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Finding the Fourth Proportional to 49,910.61, 68,899.11 and 32,924.91

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Solution

The fourth proportional to 49,910.61, 68,899.11 and 32,924.91 is: 45,451.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,910.61 : 68,899.11 = 32,924.91 : x
  2. Step 2: Convert to fraction form
    49,910.61/68,899.11 = 32,924.91/x
  3. Step 3: Cross multiply
    49,910.61x = 68,899.11 × 32,924.91
  4. Step 4: Simplify right side
    49,910.61x = 2,268,496,995.83
  5. Step 5: Solve for x
    x = 2,268,496,995.83/49,910.61
  6. Step 6: Final answer
    x = 45,451.20

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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.