Home / 188,910.46-283,396.38-55,804.12

Finding the Fourth Proportional to 188,910.46, 283,396.38 and 55,804.12

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Solution

The fourth proportional to 188,910.46, 283,396.38 and 55,804.12 is: 83,715.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,910.46 : 283,396.38 = 55,804.12 : x
  2. Step 2: Convert to fraction form
    188,910.46/283,396.38 = 55,804.12/x
  3. Step 3: Cross multiply
    188,910.46x = 283,396.38 × 55,804.12
  4. Step 4: Simplify right side
    188,910.46x = 15,814,685,597.09
  5. Step 5: Solve for x
    x = 15,814,685,597.09/188,910.46
  6. Step 6: Final answer
    x = 83,715.25

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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.