Home / 167,859.20-231,646.40-92,408.32

Finding the Fourth Proportional to 167,859.20, 231,646.40 and 92,408.32

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Solution

The fourth proportional to 167,859.20, 231,646.40 and 92,408.32 is: 127,523.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,859.20 : 231,646.40 = 92,408.32 : x
  2. Step 2: Convert to fraction form
    167,859.20/231,646.40 = 92,408.32/x
  3. Step 3: Cross multiply
    167,859.20x = 231,646.40 × 92,408.32
  4. Step 4: Simplify right side
    167,859.20x = 21,406,054,658.05
  5. Step 5: Solve for x
    x = 21,406,054,658.05/167,859.20
  6. Step 6: Final answer
    x = 127,523.87

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1.5x scale

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.