Home / 231,000.60-346,500.90-131,467.80

Finding the Fourth Proportional to 231,000.60, 346,500.90 and 131,467.80

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Solution

The fourth proportional to 231,000.60, 346,500.90 and 131,467.80 is: 197,201.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,000.60 : 346,500.90 = 131,467.80 : x
  2. Step 2: Convert to fraction form
    231,000.60/346,500.90 = 131,467.80/x
  3. Step 3: Cross multiply
    231,000.60x = 346,500.90 × 131,467.80
  4. Step 4: Simplify right side
    231,000.60x = 45,553,711,021.02
  5. Step 5: Solve for x
    x = 45,553,711,021.02/231,000.60
  6. Step 6: Final answer
    x = 197,201.70

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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.