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Finding the Fourth Proportional to 36,750.17, 50,708.50 and 21,645.29

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Solution

The fourth proportional to 36,750.17, 50,708.50 and 21,645.29 is: 29,866.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,750.17 : 50,708.50 = 21,645.29 : x
  2. Step 2: Convert to fraction form
    36,750.17/50,708.50 = 21,645.29/x
  3. Step 3: Cross multiply
    36,750.17x = 50,708.50 × 21,645.29
  4. Step 4: Simplify right side
    36,750.17x = 1,097,600,260.62
  5. Step 5: Solve for x
    x = 1,097,600,260.62/36,750.17
  6. Step 6: Final answer
    x = 29,866.53

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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.