Home / 67,157.11-100,757.58-32,099.50

Finding the Fourth Proportional to 67,157.11, 100,757.58 and 32,099.50

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Solution

The fourth proportional to 67,157.11, 100,757.58 and 32,099.50 is: 48,159.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,157.11 : 100,757.58 = 32,099.50 : x
  2. Step 2: Convert to fraction form
    67,157.11/100,757.58 = 32,099.50/x
  3. Step 3: Cross multiply
    67,157.11x = 100,757.58 × 32,099.50
  4. Step 4: Simplify right side
    67,157.11x = 3,234,267,939.21
  5. Step 5: Solve for x
    x = 3,234,267,939.21/67,157.11
  6. Step 6: Final answer
    x = 48,159.72

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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.