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Finding the Fourth Proportional to 16,646.67, 24,968.34 and 4,959.99

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Solution

The fourth proportional to 16,646.67, 24,968.34 and 4,959.99 is: 7,439.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,646.67 : 24,968.34 = 4,959.99 : x
  2. Step 2: Convert to fraction form
    16,646.67/24,968.34 = 4,959.99/x
  3. Step 3: Cross multiply
    16,646.67x = 24,968.34 × 4,959.99
  4. Step 4: Simplify right side
    16,646.67x = 123,842,716.72
  5. Step 5: Solve for x
    x = 123,842,716.72/16,646.67
  6. Step 6: Final answer
    x = 7,439.49

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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.