Home / 80,884.98-121,327.78-24,724.88

Finding the Fourth Proportional to 80,884.98, 121,327.78 and 24,724.88

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Solution

The fourth proportional to 80,884.98, 121,327.78 and 24,724.88 is: 37,087.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,884.98 : 121,327.78 = 24,724.88 : x
  2. Step 2: Convert to fraction form
    80,884.98/121,327.78 = 24,724.88/x
  3. Step 3: Cross multiply
    80,884.98x = 121,327.78 × 24,724.88
  4. Step 4: Simplify right side
    80,884.98x = 2,999,814,801.17
  5. Step 5: Solve for x
    x = 2,999,814,801.17/80,884.98
  6. Step 6: Final answer
    x = 37,087.41

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1.5x scale

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.