Home / 168,082.37-231,953.67-92,630.87

Finding the Fourth Proportional to 168,082.37, 231,953.67 and 92,630.87

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Solution

The fourth proportional to 168,082.37, 231,953.67 and 92,630.87 is: 127,830.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,082.37 : 231,953.67 = 92,630.87 : x
  2. Step 2: Convert to fraction form
    168,082.37/231,953.67 = 92,630.87/x
  3. Step 3: Cross multiply
    168,082.37x = 231,953.67 × 92,630.87
  4. Step 4: Simplify right side
    168,082.37x = 21,486,070,251.79
  5. Step 5: Solve for x
    x = 21,486,070,251.79/168,082.37
  6. Step 6: Final answer
    x = 127,830.60

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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.