Home / 181,185.10-271,609.96-68,831.62

Finding the Fourth Proportional to 181,185.10, 271,609.96 and 68,831.62

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Solution

The fourth proportional to 181,185.10, 271,609.96 and 68,831.62 is: 103,183.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,185.10 : 271,609.96 = 68,831.62 : x
  2. Step 2: Convert to fraction form
    181,185.10/271,609.96 = 68,831.62/x
  3. Step 3: Cross multiply
    181,185.10x = 271,609.96 × 68,831.62
  4. Step 4: Simplify right side
    181,185.10x = 18,695,353,554.94
  5. Step 5: Solve for x
    x = 18,695,353,554.94/181,185.10
  6. Step 6: Final answer
    x = 103,183.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.