Home / 131,037.88-196,440.46-51,057.32

Finding the Fourth Proportional to 131,037.88, 196,440.46 and 51,057.32

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Solution

The fourth proportional to 131,037.88, 196,440.46 and 51,057.32 is: 76,540.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,037.88 : 196,440.46 = 51,057.32 : x
  2. Step 2: Convert to fraction form
    131,037.88/196,440.46 = 51,057.32/x
  3. Step 3: Cross multiply
    131,037.88x = 196,440.46 × 51,057.32
  4. Step 4: Simplify right side
    131,037.88x = 10,029,723,427.17
  5. Step 5: Solve for x
    x = 10,029,723,427.17/131,037.88
  6. Step 6: Final answer
    x = 76,540.64

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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.