Home / 80,884.87-121,327.61-24,724.76

Finding the Fourth Proportional to 80,884.87, 121,327.61 and 24,724.76

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Solution

The fourth proportional to 80,884.87, 121,327.61 and 24,724.76 is: 37,087.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,884.87 : 121,327.61 = 24,724.76 : x
  2. Step 2: Convert to fraction form
    80,884.87/121,327.61 = 24,724.76/x
  3. Step 3: Cross multiply
    80,884.87x = 121,327.61 × 24,724.76
  4. Step 4: Simplify right side
    80,884.87x = 2,999,795,676.36
  5. Step 5: Solve for x
    x = 2,999,795,676.36/80,884.87
  6. Step 6: Final answer
    x = 37,087.23

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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.