Home / 131,404.20-197,175.15-60,348.30

Finding the Fourth Proportional to 131,404.20, 197,175.15 and 60,348.30

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Solution

The fourth proportional to 131,404.20, 197,175.15 and 60,348.30 is: 90,554.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,404.20 : 197,175.15 = 60,348.30 : x
  2. Step 2: Convert to fraction form
    131,404.20/197,175.15 = 60,348.30/x
  3. Step 3: Cross multiply
    131,404.20x = 197,175.15 × 60,348.30
  4. Step 4: Simplify right side
    131,404.20x = 11,899,185,104.75
  5. Step 5: Solve for x
    x = 11,899,185,104.75/131,404.20
  6. Step 6: Final answer
    x = 90,554.07

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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.