Home / 188,947.23-260,765.61-141,117.54

Finding the Fourth Proportional to 188,947.23, 260,765.61 and 141,117.54

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Solution

The fourth proportional to 188,947.23, 260,765.61 and 141,117.54 is: 194,755.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,947.23 : 260,765.61 = 141,117.54 : x
  2. Step 2: Convert to fraction form
    188,947.23/260,765.61 = 141,117.54/x
  3. Step 3: Cross multiply
    188,947.23x = 260,765.61 × 141,117.54
  4. Step 4: Simplify right side
    188,947.23x = 36,798,601,399.80
  5. Step 5: Solve for x
    x = 36,798,601,399.80/188,947.23
  6. Step 6: Final answer
    x = 194,755.97

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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.