Home / 168,082.50-231,958.74-92,635.86

Finding the Fourth Proportional to 168,082.50, 231,958.74 and 92,635.86

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Solution

The fourth proportional to 168,082.50, 231,958.74 and 92,635.86 is: 127,840.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,082.50 : 231,958.74 = 92,635.86 : x
  2. Step 2: Convert to fraction form
    168,082.50/231,958.74 = 92,635.86/x
  3. Step 3: Cross multiply
    168,082.50x = 231,958.74 × 92,635.86
  4. Step 4: Simplify right side
    168,082.50x = 21,487,697,364.42
  5. Step 5: Solve for x
    x = 21,487,697,364.42/168,082.50
  6. Step 6: Final answer
    x = 127,840.18

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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.