Home / 166,561.18-229,883.46-161,025.22

Finding the Fourth Proportional to 166,561.18, 229,883.46 and 161,025.22

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Solution

The fourth proportional to 166,561.18, 229,883.46 and 161,025.22 is: 222,242.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,561.18 : 229,883.46 = 161,025.22 : x
  2. Step 2: Convert to fraction form
    166,561.18/229,883.46 = 161,025.22/x
  3. Step 3: Cross multiply
    166,561.18x = 229,883.46 × 161,025.22
  4. Step 4: Simplify right side
    166,561.18x = 37,017,034,720.86
  5. Step 5: Solve for x
    x = 37,017,034,720.86/166,561.18
  6. Step 6: Final answer
    x = 222,242.87

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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.