Home / 132,383.75-182,690.79-71,954.52

Finding the Fourth Proportional to 132,383.75, 182,690.79 and 71,954.52

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Solution

The fourth proportional to 132,383.75, 182,690.79 and 71,954.52 is: 99,297.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,383.75 : 182,690.79 = 71,954.52 : x
  2. Step 2: Convert to fraction form
    132,383.75/182,690.79 = 71,954.52/x
  3. Step 3: Cross multiply
    132,383.75x = 182,690.79 × 71,954.52
  4. Step 4: Simplify right side
    132,383.75x = 13,145,428,102.87
  5. Step 5: Solve for x
    x = 13,145,428,102.87/132,383.75
  6. Step 6: Final answer
    x = 99,297.90

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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.