Home / 143,450.81-198,003.80-95,704.04

Finding the Fourth Proportional to 143,450.81, 198,003.80 and 95,704.04

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Solution

The fourth proportional to 143,450.81, 198,003.80 and 95,704.04 is: 132,099.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,450.81 : 198,003.80 = 95,704.04 : x
  2. Step 2: Convert to fraction form
    143,450.81/198,003.80 = 95,704.04/x
  3. Step 3: Cross multiply
    143,450.81x = 198,003.80 × 95,704.04
  4. Step 4: Simplify right side
    143,450.81x = 18,949,762,126.81
  5. Step 5: Solve for x
    x = 18,949,762,126.81/143,450.81
  6. Step 6: Final answer
    x = 132,099.37

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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.