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Finding the Fourth Proportional to 36,250.88, 50,025.60 and 21,344

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Solution

The fourth proportional to 36,250.88, 50,025.60 and 21,344 is: 29,454.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,250.88 : 50,025.60 = 21,344 : x
  2. Step 2: Convert to fraction form
    36,250.88/50,025.60 = 21,344/x
  3. Step 3: Cross multiply
    36,250.88x = 50,025.60 × 21,344
  4. Step 4: Simplify right side
    36,250.88x = 1,067,746,406.40
  5. Step 5: Solve for x
    x = 1,067,746,406.40/36,250.88
  6. Step 6: Final answer
    x = 29,454.36

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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.