Home / 67,081.20-92,567.56-36,865.86

Finding the Fourth Proportional to 67,081.20, 92,567.56 and 36,865.86

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Solution

The fourth proportional to 67,081.20, 92,567.56 and 36,865.86 is: 50,872.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,081.20 : 92,567.56 = 36,865.86 : x
  2. Step 2: Convert to fraction form
    67,081.20/92,567.56 = 36,865.86/x
  3. Step 3: Cross multiply
    67,081.20x = 92,567.56 × 36,865.86
  4. Step 4: Simplify right side
    67,081.20x = 3,412,582,707.50
  5. Step 5: Solve for x
    x = 3,412,582,707.50/67,081.20
  6. Step 6: Final answer
    x = 50,872.42

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.