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Finding the Fourth Proportional to 16,668.52, 24,855.73 and 16,518.50

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Solution

The fourth proportional to 16,668.52, 24,855.73 and 16,518.50 is: 24,632.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,668.52 : 24,855.73 = 16,518.50 : x
  2. Step 2: Convert to fraction form
    16,668.52/24,855.73 = 16,518.50/x
  3. Step 3: Cross multiply
    16,668.52x = 24,855.73 × 16,518.50
  4. Step 4: Simplify right side
    16,668.52x = 410,579,376.01
  5. Step 5: Solve for x
    x = 410,579,376.01/16,668.52
  6. Step 6: Final answer
    x = 24,632.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.