Home / 295,504.85-443,257.28-82,272.35

Finding the Fourth Proportional to 295,504.85, 443,257.28 and 82,272.35

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Solution

The fourth proportional to 295,504.85, 443,257.28 and 82,272.35 is: 123,408.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,504.85 : 443,257.28 = 82,272.35 : x
  2. Step 2: Convert to fraction form
    295,504.85/443,257.28 = 82,272.35/x
  3. Step 3: Cross multiply
    295,504.85x = 443,257.28 × 82,272.35
  4. Step 4: Simplify right side
    295,504.85x = 36,467,817,668.85
  5. Step 5: Solve for x
    x = 36,467,817,668.85/295,504.85
  6. Step 6: Final answer
    x = 123,408.53

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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.