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Finding the Fourth Proportional to 44,910, 67,374.72 and 17,208

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Solution

The fourth proportional to 44,910, 67,374.72 and 17,208 is: 25,815.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,910 : 67,374.72 = 17,208 : x
  2. Step 2: Convert to fraction form
    44,910/67,374.72 = 17,208/x
  3. Step 3: Cross multiply
    44,910x = 67,374.72 × 17,208
  4. Step 4: Simplify right side
    44,910x = 1,159,384,181.76
  5. Step 5: Solve for x
    x = 1,159,384,181.76/44,910
  6. Step 6: Final answer
    x = 25,815.72

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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.