Home / 168,096.30-231,966.07-91,613.77

Finding the Fourth Proportional to 168,096.30, 231,966.07 and 91,613.77

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Solution

The fourth proportional to 168,096.30, 231,966.07 and 91,613.77 is: 126,423.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,096.30 : 231,966.07 = 91,613.77 : x
  2. Step 2: Convert to fraction form
    168,096.30/231,966.07 = 91,613.77/x
  3. Step 3: Cross multiply
    168,096.30x = 231,966.07 × 91,613.77
  4. Step 4: Simplify right side
    168,096.30x = 21,251,286,184.78
  5. Step 5: Solve for x
    x = 21,251,286,184.78/168,096.30
  6. Step 6: Final answer
    x = 126,423.28

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1.5x scale

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.