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Finding the Fourth Proportional to 52,503.44, 72,468.56 and 29,855.71

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Solution

The fourth proportional to 52,503.44, 72,468.56 and 29,855.71 is: 41,208.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,503.44 : 72,468.56 = 29,855.71 : x
  2. Step 2: Convert to fraction form
    52,503.44/72,468.56 = 29,855.71/x
  3. Step 3: Cross multiply
    52,503.44x = 72,468.56 × 29,855.71
  4. Step 4: Simplify right side
    52,503.44x = 2,163,600,204.95
  5. Step 5: Solve for x
    x = 2,163,600,204.95/52,503.44
  6. Step 6: Final answer
    x = 41,208.73

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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.