Home / 132,107.90-181,187.96-126,682.73

Finding the Fourth Proportional to 132,107.90, 181,187.96 and 126,682.73

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Solution

The fourth proportional to 132,107.90, 181,187.96 and 126,682.73 is: 173,747.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,107.90 : 181,187.96 = 126,682.73 : x
  2. Step 2: Convert to fraction form
    132,107.90/181,187.96 = 126,682.73/x
  3. Step 3: Cross multiply
    132,107.90x = 181,187.96 × 126,682.73
  4. Step 4: Simplify right side
    132,107.90x = 22,953,383,876.58
  5. Step 5: Solve for x
    x = 22,953,383,876.58/132,107.90
  6. Step 6: Final answer
    x = 173,747.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.