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Finding the Fourth Proportional to 16,826.64, 25,239.24 and 7,464.24

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Solution

The fourth proportional to 16,826.64, 25,239.24 and 7,464.24 is: 11,196.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,826.64 : 25,239.24 = 7,464.24 : x
  2. Step 2: Convert to fraction form
    16,826.64/25,239.24 = 7,464.24/x
  3. Step 3: Cross multiply
    16,826.64x = 25,239.24 × 7,464.24
  4. Step 4: Simplify right side
    16,826.64x = 188,391,744.78
  5. Step 5: Solve for x
    x = 188,391,744.78/16,826.64
  6. Step 6: Final answer
    x = 11,196.04

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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.