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Finding the Fourth Proportional to 58,550.34, 80,799.41 and 31,692.79

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Solution

The fourth proportional to 58,550.34, 80,799.41 and 31,692.79 is: 43,736.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,550.34 : 80,799.41 = 31,692.79 : x
  2. Step 2: Convert to fraction form
    58,550.34/80,799.41 = 31,692.79/x
  3. Step 3: Cross multiply
    58,550.34x = 80,799.41 × 31,692.79
  4. Step 4: Simplify right side
    58,550.34x = 2,560,758,962.46
  5. Step 5: Solve for x
    x = 2,560,758,962.46/58,550.34
  6. Step 6: Final answer
    x = 43,736.02

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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.