Home / 131,619.41-197,449.76-56,760.83

Finding the Fourth Proportional to 131,619.41, 197,449.76 and 56,760.83

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Solution

The fourth proportional to 131,619.41, 197,449.76 and 56,760.83 is: 85,150.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,619.41 : 197,449.76 = 56,760.83 : x
  2. Step 2: Convert to fraction form
    131,619.41/197,449.76 = 56,760.83/x
  3. Step 3: Cross multiply
    131,619.41x = 197,449.76 × 56,760.83
  4. Step 4: Simplify right side
    131,619.41x = 11,207,412,260.90
  5. Step 5: Solve for x
    x = 11,207,412,260.90/131,619.41
  6. Step 6: Final answer
    x = 85,150.15

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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.