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Finding the Fourth Proportional to 17,876.80, 26,694.81 and 14,596.30

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Solution

The fourth proportional to 17,876.80, 26,694.81 and 14,596.30 is: 21,796.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,876.80 : 26,694.81 = 14,596.30 : x
  2. Step 2: Convert to fraction form
    17,876.80/26,694.81 = 14,596.30/x
  3. Step 3: Cross multiply
    17,876.80x = 26,694.81 × 14,596.30
  4. Step 4: Simplify right side
    17,876.80x = 389,645,455.20
  5. Step 5: Solve for x
    x = 389,645,455.20/17,876.80
  6. Step 6: Final answer
    x = 21,796.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.