Home / 80,588.32-120,883.39-24,427.98

Finding the Fourth Proportional to 80,588.32, 120,883.39 and 24,427.98

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Solution

The fourth proportional to 80,588.32, 120,883.39 and 24,427.98 is: 36,642.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,588.32 : 120,883.39 = 24,427.98 : x
  2. Step 2: Convert to fraction form
    80,588.32/120,883.39 = 24,427.98/x
  3. Step 3: Cross multiply
    80,588.32x = 120,883.39 × 24,427.98
  4. Step 4: Simplify right side
    80,588.32x = 2,952,936,972.18
  5. Step 5: Solve for x
    x = 2,952,936,972.18/80,588.32
  6. Step 6: Final answer
    x = 36,642.25

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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.