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Finding the Fourth Proportional to 16,646.88, 24,973.92 and 4,961.04

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Solution

The fourth proportional to 16,646.88, 24,973.92 and 4,961.04 is: 7,442.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,646.88 : 24,973.92 = 4,961.04 : x
  2. Step 2: Convert to fraction form
    16,646.88/24,973.92 = 4,961.04/x
  3. Step 3: Cross multiply
    16,646.88x = 24,973.92 × 4,961.04
  4. Step 4: Simplify right side
    16,646.88x = 123,896,616.08
  5. Step 5: Solve for x
    x = 123,896,616.08/16,646.88
  6. Step 6: Final answer
    x = 7,442.63

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.