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Finding the Fourth Proportional to 16,519.44, 24,765.95 and 8,618.00

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Solution

The fourth proportional to 16,519.44, 24,765.95 and 8,618.00 is: 12,920.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,519.44 : 24,765.95 = 8,618.00 : x
  2. Step 2: Convert to fraction form
    16,519.44/24,765.95 = 8,618.00/x
  3. Step 3: Cross multiply
    16,519.44x = 24,765.95 × 8,618.00
  4. Step 4: Simplify right side
    16,519.44x = 213,432,854.82
  5. Step 5: Solve for x
    x = 213,432,854.82/16,519.44
  6. Step 6: Final answer
    x = 12,920.10

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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.