Home / 131,942.48-197,706.12-102,029.84

Finding the Fourth Proportional to 131,942.48, 197,706.12 and 102,029.84

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Solution

The fourth proportional to 131,942.48, 197,706.12 and 102,029.84 is: 152,884.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,942.48 : 197,706.12 = 102,029.84 : x
  2. Step 2: Convert to fraction form
    131,942.48/197,706.12 = 102,029.84/x
  3. Step 3: Cross multiply
    131,942.48x = 197,706.12 × 102,029.84
  4. Step 4: Simplify right side
    131,942.48x = 20,171,923,790.62
  5. Step 5: Solve for x
    x = 20,171,923,790.62/131,942.48
  6. Step 6: Final answer
    x = 152,884.22

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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.