Home / 75,692.32-104,447.44-43,871.20

Finding the Fourth Proportional to 75,692.32, 104,447.44 and 43,871.20

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Solution

The fourth proportional to 75,692.32, 104,447.44 and 43,871.20 is: 60,537.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,692.32 : 104,447.44 = 43,871.20 : x
  2. Step 2: Convert to fraction form
    75,692.32/104,447.44 = 43,871.20/x
  3. Step 3: Cross multiply
    75,692.32x = 104,447.44 × 43,871.20
  4. Step 4: Simplify right side
    75,692.32x = 4,582,234,529.73
  5. Step 5: Solve for x
    x = 4,582,234,529.73/75,692.32
  6. Step 6: Final answer
    x = 60,537.64

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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.