Home / 166,633.97-229,954.25-90,152.82

Finding the Fourth Proportional to 166,633.97, 229,954.25 and 90,152.82

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Solution

The fourth proportional to 166,633.97, 229,954.25 and 90,152.82 is: 124,410.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,633.97 : 229,954.25 = 90,152.82 : x
  2. Step 2: Convert to fraction form
    166,633.97/229,954.25 = 90,152.82/x
  3. Step 3: Cross multiply
    166,633.97x = 229,954.25 × 90,152.82
  4. Step 4: Simplify right side
    166,633.97x = 20,731,022,958.71
  5. Step 5: Solve for x
    x = 20,731,022,958.71/166,633.97
  6. Step 6: Final answer
    x = 124,410.55

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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.