Home / 95,987.10-143,807.85-82,163.10

Finding the Fourth Proportional to 95,987.10, 143,807.85 and 82,163.10

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Solution

The fourth proportional to 95,987.10, 143,807.85 and 82,163.10 is: 123,096.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,987.10 : 143,807.85 = 82,163.10 : x
  2. Step 2: Convert to fraction form
    95,987.10/143,807.85 = 82,163.10/x
  3. Step 3: Cross multiply
    95,987.10x = 143,807.85 × 82,163.10
  4. Step 4: Simplify right side
    95,987.10x = 11,815,698,760.34
  5. Step 5: Solve for x
    x = 11,815,698,760.34/95,987.10
  6. Step 6: Final answer
    x = 123,096.74

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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.