Home / 95,579.28-131,906.34-57,340.49

Finding the Fourth Proportional to 95,579.28, 131,906.34 and 57,340.49

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Solution

The fourth proportional to 95,579.28, 131,906.34 and 57,340.49 is: 79,134.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,579.28 : 131,906.34 = 57,340.49 : x
  2. Step 2: Convert to fraction form
    95,579.28/131,906.34 = 57,340.49/x
  3. Step 3: Cross multiply
    95,579.28x = 131,906.34 × 57,340.49
  4. Step 4: Simplify right side
    95,579.28x = 7,563,573,510.17
  5. Step 5: Solve for x
    x = 7,563,573,510.17/95,579.28
  6. Step 6: Final answer
    x = 79,134.03

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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.