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Finding the Fourth Proportional to 52,692.23, 72,682.03 and 36,770.87

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Solution

The fourth proportional to 52,692.23, 72,682.03 and 36,770.87 is: 50,720.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,692.23 : 72,682.03 = 36,770.87 : x
  2. Step 2: Convert to fraction form
    52,692.23/72,682.03 = 36,770.87/x
  3. Step 3: Cross multiply
    52,692.23x = 72,682.03 × 36,770.87
  4. Step 4: Simplify right side
    52,692.23x = 2,672,581,476.47
  5. Step 5: Solve for x
    x = 2,672,581,476.47/52,692.23
  6. Step 6: Final answer
    x = 50,720.60

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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.