Home / 167,236.38-252,005.27-138,304.80

Finding the Fourth Proportional to 167,236.38, 252,005.27 and 138,304.80

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Solution

The fourth proportional to 167,236.38, 252,005.27 and 138,304.80 is: 208,408.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,236.38 : 252,005.27 = 138,304.80 : x
  2. Step 2: Convert to fraction form
    167,236.38/252,005.27 = 138,304.80/x
  3. Step 3: Cross multiply
    167,236.38x = 252,005.27 × 138,304.80
  4. Step 4: Simplify right side
    167,236.38x = 34,853,537,774.77
  5. Step 5: Solve for x
    x = 34,853,537,774.77/167,236.38
  6. Step 6: Final answer
    x = 208,408.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.