Home / 166,502.12-229,768.26-91,049

Finding the Fourth Proportional to 166,502.12, 229,768.26 and 91,049

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Solution

The fourth proportional to 166,502.12, 229,768.26 and 91,049 is: 125,645.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,502.12 : 229,768.26 = 91,049 : x
  2. Step 2: Convert to fraction form
    166,502.12/229,768.26 = 91,049/x
  3. Step 3: Cross multiply
    166,502.12x = 229,768.26 × 91,049
  4. Step 4: Simplify right side
    166,502.12x = 20,920,170,304.74
  5. Step 5: Solve for x
    x = 20,920,170,304.74/166,502.12
  6. Step 6: Final answer
    x = 125,645.07

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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.