Home / 168,066.96-231,929.43-91,586.73

Finding the Fourth Proportional to 168,066.96, 231,929.43 and 91,586.73

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Solution

The fourth proportional to 168,066.96, 231,929.43 and 91,586.73 is: 126,388.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,066.96 : 231,929.43 = 91,586.73 : x
  2. Step 2: Convert to fraction form
    168,066.96/231,929.43 = 91,586.73/x
  3. Step 3: Cross multiply
    168,066.96x = 231,929.43 × 91,586.73
  4. Step 4: Simplify right side
    168,066.96x = 21,241,658,084.46
  5. Step 5: Solve for x
    x = 21,241,658,084.46/168,066.96
  6. Step 6: Final answer
    x = 126,388.07

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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.