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Finding the Fourth Proportional to 52,841.44, 72,900.94 and 33,721.95

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Solution

The fourth proportional to 52,841.44, 72,900.94 and 33,721.95 is: 46,523.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,841.44 : 72,900.94 = 33,721.95 : x
  2. Step 2: Convert to fraction form
    52,841.44/72,900.94 = 33,721.95/x
  3. Step 3: Cross multiply
    52,841.44x = 72,900.94 × 33,721.95
  4. Step 4: Simplify right side
    52,841.44x = 2,458,361,853.63
  5. Step 5: Solve for x
    x = 2,458,361,853.63/52,841.44
  6. Step 6: Final answer
    x = 46,523.37

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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.