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Finding the Fourth Proportional to 16,650.88, 24,979.92 and 4,965.04

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Solution

The fourth proportional to 16,650.88, 24,979.92 and 4,965.04 is: 7,448.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,650.88 : 24,979.92 = 4,965.04 : x
  2. Step 2: Convert to fraction form
    16,650.88/24,979.92 = 4,965.04/x
  3. Step 3: Cross multiply
    16,650.88x = 24,979.92 × 4,965.04
  4. Step 4: Simplify right side
    16,650.88x = 124,026,302.00
  5. Step 5: Solve for x
    x = 124,026,302.00/16,650.88
  6. Step 6: Final answer
    x = 7,448.63

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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.