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Finding the Fourth Proportional to 35,874, 53,819.64 and 11,250

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Solution

The fourth proportional to 35,874, 53,819.64 and 11,250 is: 16,877.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,874 : 53,819.64 = 11,250 : x
  2. Step 2: Convert to fraction form
    35,874/53,819.64 = 11,250/x
  3. Step 3: Cross multiply
    35,874x = 53,819.64 × 11,250
  4. Step 4: Simplify right side
    35,874x = 605,470,950
  5. Step 5: Solve for x
    x = 605,470,950/35,874
  6. Step 6: Final answer
    x = 16,877.71

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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.