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Finding the Fourth Proportional to 16,650.90, 24,969.06 and 4,961.79

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Solution

The fourth proportional to 16,650.90, 24,969.06 and 4,961.79 is: 7,440.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,650.90 : 24,969.06 = 4,961.79 : x
  2. Step 2: Convert to fraction form
    16,650.90/24,969.06 = 4,961.79/x
  3. Step 3: Cross multiply
    16,650.90x = 24,969.06 × 4,961.79
  4. Step 4: Simplify right side
    16,650.90x = 123,891,232.22
  5. Step 5: Solve for x
    x = 123,891,232.22/16,650.90
  6. Step 6: Final answer
    x = 7,440.51

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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.