Home / 468,015.90-702,023.82-131,106.43

Finding the Fourth Proportional to 468,015.90, 702,023.82 and 131,106.43

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Solution

The fourth proportional to 468,015.90, 702,023.82 and 131,106.43 is: 196,659.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    468,015.90 : 702,023.82 = 131,106.43 : x
  2. Step 2: Convert to fraction form
    468,015.90/702,023.82 = 131,106.43/x
  3. Step 3: Cross multiply
    468,015.90x = 702,023.82 × 131,106.43
  4. Step 4: Simplify right side
    468,015.90x = 92,039,836,815.16
  5. Step 5: Solve for x
    x = 92,039,836,815.16/468,015.90
  6. Step 6: Final answer
    x = 196,659.64

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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.