Home / 188,750.59-260,487.03-108,183.32

Finding the Fourth Proportional to 188,750.59, 260,487.03 and 108,183.32

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Solution

The fourth proportional to 188,750.59, 260,487.03 and 108,183.32 is: 149,299.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,750.59 : 260,487.03 = 108,183.32 : x
  2. Step 2: Convert to fraction form
    188,750.59/260,487.03 = 108,183.32/x
  3. Step 3: Cross multiply
    188,750.59x = 260,487.03 × 108,183.32
  4. Step 4: Simplify right side
    188,750.59x = 28,180,352,373.56
  5. Step 5: Solve for x
    x = 28,180,352,373.56/188,750.59
  6. Step 6: Final answer
    x = 149,299.41

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.