Home / 95,738.20-143,672.10-43,120.60

Finding the Fourth Proportional to 95,738.20, 143,672.10 and 43,120.60

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Solution

The fourth proportional to 95,738.20, 143,672.10 and 43,120.60 is: 64,710.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,738.20 : 143,672.10 = 43,120.60 : x
  2. Step 2: Convert to fraction form
    95,738.20/143,672.10 = 43,120.60/x
  3. Step 3: Cross multiply
    95,738.20x = 143,672.10 × 43,120.60
  4. Step 4: Simplify right side
    95,738.20x = 6,195,227,155.26
  5. Step 5: Solve for x
    x = 6,195,227,155.26/95,738.20
  6. Step 6: Final answer
    x = 64,710.09

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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.