Home / 167,396.08-231,077.28-113,021.92

Finding the Fourth Proportional to 167,396.08, 231,077.28 and 113,021.92

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Solution

The fourth proportional to 167,396.08, 231,077.28 and 113,021.92 is: 156,017.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,396.08 : 231,077.28 = 113,021.92 : x
  2. Step 2: Convert to fraction form
    167,396.08/231,077.28 = 113,021.92/x
  3. Step 3: Cross multiply
    167,396.08x = 231,077.28 × 113,021.92
  4. Step 4: Simplify right side
    167,396.08x = 26,116,797,853.98
  5. Step 5: Solve for x
    x = 26,116,797,853.98/167,396.08
  6. Step 6: Final answer
    x = 156,017.98

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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.