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Finding the Fourth Proportional to 16,659, 24,992.45 and 4,972.52

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Solution

The fourth proportional to 16,659, 24,992.45 and 4,972.52 is: 7,459.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,659 : 24,992.45 = 4,972.52 : x
  2. Step 2: Convert to fraction form
    16,659/24,992.45 = 4,972.52/x
  3. Step 3: Cross multiply
    16,659x = 24,992.45 × 4,972.52
  4. Step 4: Simplify right side
    16,659x = 124,275,513.74
  5. Step 5: Solve for x
    x = 124,275,513.74/16,659
  6. Step 6: Final answer
    x = 7,459.96

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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.