Home / 96,179.22-132,734.19-53,157.78

Finding the Fourth Proportional to 96,179.22, 132,734.19 and 53,157.78

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Solution

The fourth proportional to 96,179.22, 132,734.19 and 53,157.78 is: 73,361.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,179.22 : 132,734.19 = 53,157.78 : x
  2. Step 2: Convert to fraction form
    96,179.22/132,734.19 = 53,157.78/x
  3. Step 3: Cross multiply
    96,179.22x = 132,734.19 × 53,157.78
  4. Step 4: Simplify right side
    96,179.22x = 7,055,855,293.65
  5. Step 5: Solve for x
    x = 7,055,855,293.65/96,179.22
  6. Step 6: Final answer
    x = 73,361.54

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1.5x scale

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.