Home / 80,217.48-120,336.52-37,493.06

Finding the Fourth Proportional to 80,217.48, 120,336.52 and 37,493.06

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Solution

The fourth proportional to 80,217.48, 120,336.52 and 37,493.06 is: 56,244.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,217.48 : 120,336.52 = 37,493.06 : x
  2. Step 2: Convert to fraction form
    80,217.48/120,336.52 = 37,493.06/x
  3. Step 3: Cross multiply
    80,217.48x = 120,336.52 × 37,493.06
  4. Step 4: Simplify right side
    80,217.48x = 4,511,784,364.55
  5. Step 5: Solve for x
    x = 4,511,784,364.55/80,217.48
  6. Step 6: Final answer
    x = 56,244.40

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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.