Home / 76,284.68-114,450.92-34,200.04

Finding the Fourth Proportional to 76,284.68, 114,450.92 and 34,200.04

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Solution

The fourth proportional to 76,284.68, 114,450.92 and 34,200.04 is: 51,310.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,284.68 : 114,450.92 = 34,200.04 : x
  2. Step 2: Convert to fraction form
    76,284.68/114,450.92 = 34,200.04/x
  3. Step 3: Cross multiply
    76,284.68x = 114,450.92 × 34,200.04
  4. Step 4: Simplify right side
    76,284.68x = 3,914,226,042.04
  5. Step 5: Solve for x
    x = 3,914,226,042.04/76,284.68
  6. Step 6: Final answer
    x = 51,310.77

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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.