Home / 71,823.42-107,722.04-36,276.39

Finding the Fourth Proportional to 71,823.42, 107,722.04 and 36,276.39

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Solution

The fourth proportional to 71,823.42, 107,722.04 and 36,276.39 is: 54,407.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,823.42 : 107,722.04 = 36,276.39 : x
  2. Step 2: Convert to fraction form
    71,823.42/107,722.04 = 36,276.39/x
  3. Step 3: Cross multiply
    71,823.42x = 107,722.04 × 36,276.39
  4. Step 4: Simplify right side
    71,823.42x = 3,907,766,553.25
  5. Step 5: Solve for x
    x = 3,907,766,553.25/71,823.42
  6. Step 6: Final answer
    x = 54,407.97

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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.