Home / 171,727.80-236,990.52-100,096.26

Finding the Fourth Proportional to 171,727.80, 236,990.52 and 100,096.26

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Solution

The fourth proportional to 171,727.80, 236,990.52 and 100,096.26 is: 138,136.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,727.80 : 236,990.52 = 100,096.26 : x
  2. Step 2: Convert to fraction form
    171,727.80/236,990.52 = 100,096.26/x
  3. Step 3: Cross multiply
    171,727.80x = 236,990.52 × 100,096.26
  4. Step 4: Simplify right side
    171,727.80x = 23,721,864,707.46
  5. Step 5: Solve for x
    x = 23,721,864,707.46/171,727.80
  6. Step 6: Final answer
    x = 138,136.43

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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.