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Finding the Fourth Proportional to 97,692.75, 134,816.00 and 55,250.37

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Solution

The fourth proportional to 97,692.75, 134,816.00 and 55,250.37 is: 76,245.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,692.75 : 134,816.00 = 55,250.37 : x
  2. Step 2: Convert to fraction form
    97,692.75/134,816.00 = 55,250.37/x
  3. Step 3: Cross multiply
    97,692.75x = 134,816.00 × 55,250.37
  4. Step 4: Simplify right side
    97,692.75x = 7,448,633,605.67
  5. Step 5: Solve for x
    x = 7,448,633,605.67/97,692.75
  6. Step 6: Final answer
    x = 76,245.51

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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.