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Finding the Fourth Proportional to 67,800.73, 101,692.44 and 17,884.59

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Solution

The fourth proportional to 67,800.73, 101,692.44 and 17,884.59 is: 26,824.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,800.73 : 101,692.44 = 17,884.59 : x
  2. Step 2: Convert to fraction form
    67,800.73/101,692.44 = 17,884.59/x
  3. Step 3: Cross multiply
    67,800.73x = 101,692.44 × 17,884.59
  4. Step 4: Simplify right side
    67,800.73x = 1,818,727,595.50
  5. Step 5: Solve for x
    x = 1,818,727,595.50/67,800.73
  6. Step 6: Final answer
    x = 26,824.60

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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.