Home / 95,896.20-143,844.30-87,601.80

Finding the Fourth Proportional to 95,896.20, 143,844.30 and 87,601.80

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Solution

The fourth proportional to 95,896.20, 143,844.30 and 87,601.80 is: 131,402.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,896.20 : 143,844.30 = 87,601.80 : x
  2. Step 2: Convert to fraction form
    95,896.20/143,844.30 = 87,601.80/x
  3. Step 3: Cross multiply
    95,896.20x = 143,844.30 × 87,601.80
  4. Step 4: Simplify right side
    95,896.20x = 12,601,019,599.74
  5. Step 5: Solve for x
    x = 12,601,019,599.74/95,896.20
  6. Step 6: Final answer
    x = 131,402.70

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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.