Home / 95,427.41-131,725.23-81,944.51

Finding the Fourth Proportional to 95,427.41, 131,725.23 and 81,944.51

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Solution

The fourth proportional to 95,427.41, 131,725.23 and 81,944.51 is: 113,113.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,427.41 : 131,725.23 = 81,944.51 : x
  2. Step 2: Convert to fraction form
    95,427.41/131,725.23 = 81,944.51/x
  3. Step 3: Cross multiply
    95,427.41x = 131,725.23 × 81,944.51
  4. Step 4: Simplify right side
    95,427.41x = 10,794,159,426.99
  5. Step 5: Solve for x
    x = 10,794,159,426.99/95,427.41
  6. Step 6: Final answer
    x = 113,113.83

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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.