Home / 117,704.33-162,435.18-63,993.05

Finding the Fourth Proportional to 117,704.33, 162,435.18 and 63,993.05

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Solution

The fourth proportional to 117,704.33, 162,435.18 and 63,993.05 is: 88,312.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,704.33 : 162,435.18 = 63,993.05 : x
  2. Step 2: Convert to fraction form
    117,704.33/162,435.18 = 63,993.05/x
  3. Step 3: Cross multiply
    117,704.33x = 162,435.18 × 63,993.05
  4. Step 4: Simplify right side
    117,704.33x = 10,394,723,241.56
  5. Step 5: Solve for x
    x = 10,394,723,241.56/117,704.33
  6. Step 6: Final answer
    x = 88,312.15

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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.