Home / 131,651.40-181,481.94-95,784.60

Finding the Fourth Proportional to 131,651.40, 181,481.94 and 95,784.60

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Solution

The fourth proportional to 131,651.40, 181,481.94 and 95,784.60 is: 132,039.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,651.40 : 181,481.94 = 95,784.60 : x
  2. Step 2: Convert to fraction form
    131,651.40/181,481.94 = 95,784.60/x
  3. Step 3: Cross multiply
    131,651.40x = 181,481.94 × 95,784.60
  4. Step 4: Simplify right side
    131,651.40x = 17,383,175,030.12
  5. Step 5: Solve for x
    x = 17,383,175,030.12/131,651.40
  6. Step 6: Final answer
    x = 132,039.42

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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.