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Finding the Fourth Proportional to 16,958.99, 25,442.33 and 5,865.78

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Solution

The fourth proportional to 16,958.99, 25,442.33 and 5,865.78 is: 8,800.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,958.99 : 25,442.33 = 5,865.78 : x
  2. Step 2: Convert to fraction form
    16,958.99/25,442.33 = 5,865.78/x
  3. Step 3: Cross multiply
    16,958.99x = 25,442.33 × 5,865.78
  4. Step 4: Simplify right side
    16,958.99x = 149,239,110.47
  5. Step 5: Solve for x
    x = 149,239,110.47/16,958.99
  6. Step 6: Final answer
    x = 8,800.00

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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.