Home / 163,712.34-225,920.97-92,092.86

Finding the Fourth Proportional to 163,712.34, 225,920.97 and 92,092.86

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Solution

The fourth proportional to 163,712.34, 225,920.97 and 92,092.86 is: 127,086.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,712.34 : 225,920.97 = 92,092.86 : x
  2. Step 2: Convert to fraction form
    163,712.34/225,920.97 = 92,092.86/x
  3. Step 3: Cross multiply
    163,712.34x = 225,920.97 × 92,092.86
  4. Step 4: Simplify right side
    163,712.34x = 20,805,708,261.27
  5. Step 5: Solve for x
    x = 20,805,708,261.27/163,712.34
  6. Step 6: Final answer
    x = 127,086.99

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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.