Home / 165,660.54-248,260.92-75,482.87

Finding the Fourth Proportional to 165,660.54, 248,260.92 and 75,482.87

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Solution

The fourth proportional to 165,660.54, 248,260.92 and 75,482.87 is: 113,119.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,660.54 : 248,260.92 = 75,482.87 : x
  2. Step 2: Convert to fraction form
    165,660.54/248,260.92 = 75,482.87/x
  3. Step 3: Cross multiply
    165,660.54x = 248,260.92 × 75,482.87
  4. Step 4: Simplify right side
    165,660.54x = 18,739,446,750.44
  5. Step 5: Solve for x
    x = 18,739,446,750.44/165,660.54
  6. Step 6: Final answer
    x = 113,119.56

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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.