Home / 160,534.56-221,540.04-92,550.36

Finding the Fourth Proportional to 160,534.56, 221,540.04 and 92,550.36

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Solution

The fourth proportional to 160,534.56, 221,540.04 and 92,550.36 is: 127,720.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,534.56 : 221,540.04 = 92,550.36 : x
  2. Step 2: Convert to fraction form
    160,534.56/221,540.04 = 92,550.36/x
  3. Step 3: Cross multiply
    160,534.56x = 221,540.04 × 92,550.36
  4. Step 4: Simplify right side
    160,534.56x = 20,503,610,456.41
  5. Step 5: Solve for x
    x = 20,503,610,456.41/160,534.56
  6. Step 6: Final answer
    x = 127,720.85

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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.