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Finding the Fourth Proportional to 16,603.70, 24,908.51 and 5,511.05

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Solution

The fourth proportional to 16,603.70, 24,908.51 and 5,511.05 is: 8,267.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,603.70 : 24,908.51 = 5,511.05 : x
  2. Step 2: Convert to fraction form
    16,603.70/24,908.51 = 5,511.05/x
  3. Step 3: Cross multiply
    16,603.70x = 24,908.51 × 5,511.05
  4. Step 4: Simplify right side
    16,603.70x = 137,271,891.94
  5. Step 5: Solve for x
    x = 137,271,891.94/16,603.70
  6. Step 6: Final answer
    x = 8,267.55

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1.5x scale

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.