Home / 80,844.12-121,270.68-24,692.76

Finding the Fourth Proportional to 80,844.12, 121,270.68 and 24,692.76

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Solution

The fourth proportional to 80,844.12, 121,270.68 and 24,692.76 is: 37,040.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,844.12 : 121,270.68 = 24,692.76 : x
  2. Step 2: Convert to fraction form
    80,844.12/121,270.68 = 24,692.76/x
  3. Step 3: Cross multiply
    80,844.12x = 121,270.68 × 24,692.76
  4. Step 4: Simplify right side
    80,844.12x = 2,994,507,796.28
  5. Step 5: Solve for x
    x = 2,994,507,796.28/80,844.12
  6. Step 6: Final answer
    x = 37,040.51

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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.