Home / 132,414.62-198,579.75-43,651.58

Finding the Fourth Proportional to 132,414.62, 198,579.75 and 43,651.58

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Solution

The fourth proportional to 132,414.62, 198,579.75 and 43,651.58 is: 65,463.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,414.62 : 198,579.75 = 43,651.58 : x
  2. Step 2: Convert to fraction form
    132,414.62/198,579.75 = 43,651.58/x
  3. Step 3: Cross multiply
    132,414.62x = 198,579.75 × 43,651.58
  4. Step 4: Simplify right side
    132,414.62x = 8,668,319,843.51
  5. Step 5: Solve for x
    x = 8,668,319,843.51/132,414.62
  6. Step 6: Final answer
    x = 65,463.47

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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.