Home / 168,020.89-251,450.06-161,045.71

Finding the Fourth Proportional to 168,020.89, 251,450.06 and 161,045.71

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Solution

The fourth proportional to 168,020.89, 251,450.06 and 161,045.71 is: 241,011.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,020.89 : 251,450.06 = 161,045.71 : x
  2. Step 2: Convert to fraction form
    168,020.89/251,450.06 = 161,045.71/x
  3. Step 3: Cross multiply
    168,020.89x = 251,450.06 × 161,045.71
  4. Step 4: Simplify right side
    168,020.89x = 40,494,952,008.39
  5. Step 5: Solve for x
    x = 40,494,952,008.39/168,020.89
  6. Step 6: Final answer
    x = 241,011.42

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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.