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Finding the Fourth Proportional to 30,063, 41,486.25 and 16,634.43

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Solution

The fourth proportional to 30,063, 41,486.25 and 16,634.43 is: 22,955.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,063 : 41,486.25 = 16,634.43 : x
  2. Step 2: Convert to fraction form
    30,063/41,486.25 = 16,634.43/x
  3. Step 3: Cross multiply
    30,063x = 41,486.25 × 16,634.43
  4. Step 4: Simplify right side
    30,063x = 690,100,121.59
  5. Step 5: Solve for x
    x = 690,100,121.59/30,063
  6. Step 6: Final answer
    x = 22,955.13

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.