Home / 82,531.70-123,797.55-23,367.68

Finding the Fourth Proportional to 82,531.70, 123,797.55 and 23,367.68

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Solution

The fourth proportional to 82,531.70, 123,797.55 and 23,367.68 is: 35,051.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,531.70 : 123,797.55 = 23,367.68 : x
  2. Step 2: Convert to fraction form
    82,531.70/123,797.55 = 23,367.68/x
  3. Step 3: Cross multiply
    82,531.70x = 123,797.55 × 23,367.68
  4. Step 4: Simplify right side
    82,531.70x = 2,892,860,914.20
  5. Step 5: Solve for x
    x = 2,892,860,914.20/82,531.70
  6. Step 6: Final answer
    x = 35,051.51

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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.