Home / 166,559.98-229,853.48-90,079.09

Finding the Fourth Proportional to 166,559.98, 229,853.48 and 90,079.09

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Solution

The fourth proportional to 166,559.98, 229,853.48 and 90,079.09 is: 124,309.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,559.98 : 229,853.48 = 90,079.09 : x
  2. Step 2: Convert to fraction form
    166,559.98/229,853.48 = 90,079.09/x
  3. Step 3: Cross multiply
    166,559.98x = 229,853.48 × 90,079.09
  4. Step 4: Simplify right side
    166,559.98x = 20,704,991,286.70
  5. Step 5: Solve for x
    x = 20,704,991,286.70/166,559.98
  6. Step 6: Final answer
    x = 124,309.52

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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.