Home / 163,992.17-226,306.09-91,393.46

Finding the Fourth Proportional to 163,992.17, 226,306.09 and 91,393.46

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Solution

The fourth proportional to 163,992.17, 226,306.09 and 91,393.46 is: 126,121.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,992.17 : 226,306.09 = 91,393.46 : x
  2. Step 2: Convert to fraction form
    163,992.17/226,306.09 = 91,393.46/x
  3. Step 3: Cross multiply
    163,992.17x = 226,306.09 × 91,393.46
  4. Step 4: Simplify right side
    163,992.17x = 20,682,896,584.17
  5. Step 5: Solve for x
    x = 20,682,896,584.17/163,992.17
  6. Step 6: Final answer
    x = 126,121.24

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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.