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Finding the Fourth Proportional to 16,604.95, 24,866.95 and 10,979.20

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Solution

The fourth proportional to 16,604.95, 24,866.95 and 10,979.20 is: 16,442.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,604.95 : 24,866.95 = 10,979.20 : x
  2. Step 2: Convert to fraction form
    16,604.95/24,866.95 = 10,979.20/x
  3. Step 3: Cross multiply
    16,604.95x = 24,866.95 × 10,979.20
  4. Step 4: Simplify right side
    16,604.95x = 273,019,101.79
  5. Step 5: Solve for x
    x = 273,019,101.79/16,604.95
  6. Step 6: Final answer
    x = 16,442.03

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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.