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Finding the Fourth Proportional to 21,796.58, 32,694.69 and 14,433.98

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Solution

The fourth proportional to 21,796.58, 32,694.69 and 14,433.98 is: 21,650.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,796.58 : 32,694.69 = 14,433.98 : x
  2. Step 2: Convert to fraction form
    21,796.58/32,694.69 = 14,433.98/x
  3. Step 3: Cross multiply
    21,796.58x = 32,694.69 × 14,433.98
  4. Step 4: Simplify right side
    21,796.58x = 471,914,494.94
  5. Step 5: Solve for x
    x = 471,914,494.94/21,796.58
  6. Step 6: Final answer
    x = 21,650.85

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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.