Home / 82,452.45-123,682.32-23,292.75

Finding the Fourth Proportional to 82,452.45, 123,682.32 and 23,292.75

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Solution

The fourth proportional to 82,452.45, 123,682.32 and 23,292.75 is: 34,940.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,452.45 : 123,682.32 = 23,292.75 : x
  2. Step 2: Convert to fraction form
    82,452.45/123,682.32 = 23,292.75/x
  3. Step 3: Cross multiply
    82,452.45x = 123,682.32 × 23,292.75
  4. Step 4: Simplify right side
    82,452.45x = 2,880,901,359.18
  5. Step 5: Solve for x
    x = 2,880,901,359.18/82,452.45
  6. Step 6: Final answer
    x = 34,940.15

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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.