Home / 240,481.85-360,771.98-82,689.80

Finding the Fourth Proportional to 240,481.85, 360,771.98 and 82,689.80

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Solution

The fourth proportional to 240,481.85, 360,771.98 and 82,689.80 is: 124,051.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,481.85 : 360,771.98 = 82,689.80 : x
  2. Step 2: Convert to fraction form
    240,481.85/360,771.98 = 82,689.80/x
  3. Step 3: Cross multiply
    240,481.85x = 360,771.98 × 82,689.80
  4. Step 4: Simplify right side
    240,481.85x = 29,832,160,654.50
  5. Step 5: Solve for x
    x = 29,832,160,654.50/240,481.85
  6. Step 6: Final answer
    x = 124,051.61

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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.