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Finding the Fourth Proportional to 21,796.59, 32,694.67 and 14,434.00

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Solution

The fourth proportional to 21,796.59, 32,694.67 and 14,434.00 is: 21,650.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,796.59 : 32,694.67 = 14,434.00 : x
  2. Step 2: Convert to fraction form
    21,796.59/32,694.67 = 14,434.00/x
  3. Step 3: Cross multiply
    21,796.59x = 32,694.67 × 14,434.00
  4. Step 4: Simplify right side
    21,796.59x = 471,914,803.09
  5. Step 5: Solve for x
    x = 471,914,803.09/21,796.59
  6. Step 6: Final answer
    x = 21,650.85

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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.