Home / 163,793.80-226,016.90-92,172.28

Finding the Fourth Proportional to 163,793.80, 226,016.90 and 92,172.28

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Solution

The fourth proportional to 163,793.80, 226,016.90 and 92,172.28 is: 127,187.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,793.80 : 226,016.90 = 92,172.28 : x
  2. Step 2: Convert to fraction form
    163,793.80/226,016.90 = 92,172.28/x
  3. Step 3: Cross multiply
    163,793.80x = 226,016.90 × 92,172.28
  4. Step 4: Simplify right side
    163,793.80x = 20,832,492,991.53
  5. Step 5: Solve for x
    x = 20,832,492,991.53/163,793.80
  6. Step 6: Final answer
    x = 127,187.31

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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.