Home / 131,202.24-196,778.88-35,140.56

Finding the Fourth Proportional to 131,202.24, 196,778.88 and 35,140.56

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Solution

The fourth proportional to 131,202.24, 196,778.88 and 35,140.56 is: 52,704.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,202.24 : 196,778.88 = 35,140.56 : x
  2. Step 2: Convert to fraction form
    131,202.24/196,778.88 = 35,140.56/x
  3. Step 3: Cross multiply
    131,202.24x = 196,778.88 × 35,140.56
  4. Step 4: Simplify right side
    131,202.24x = 6,914,920,039.37
  5. Step 5: Solve for x
    x = 6,914,920,039.37/131,202.24
  6. Step 6: Final answer
    x = 52,704.28

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1.5x scale

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.