Home / 163,604.80-225,758.24-91,973.44

Finding the Fourth Proportional to 163,604.80, 225,758.24 and 91,973.44

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Solution

The fourth proportional to 163,604.80, 225,758.24 and 91,973.44 is: 126,914.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,604.80 : 225,758.24 = 91,973.44 : x
  2. Step 2: Convert to fraction form
    163,604.80/225,758.24 = 91,973.44/x
  3. Step 3: Cross multiply
    163,604.80x = 225,758.24 × 91,973.44
  4. Step 4: Simplify right side
    163,604.80x = 20,763,761,941.15
  5. Step 5: Solve for x
    x = 20,763,761,941.15/163,604.80
  6. Step 6: Final answer
    x = 126,914.14

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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.