Home / 167,687.04-231,503.76-111,174.96

Finding the Fourth Proportional to 167,687.04, 231,503.76 and 111,174.96

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Solution

The fourth proportional to 167,687.04, 231,503.76 and 111,174.96 is: 153,484.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,687.04 : 231,503.76 = 111,174.96 : x
  2. Step 2: Convert to fraction form
    167,687.04/231,503.76 = 111,174.96/x
  3. Step 3: Cross multiply
    167,687.04x = 231,503.76 × 111,174.96
  4. Step 4: Simplify right side
    167,687.04x = 25,737,421,257.85
  5. Step 5: Solve for x
    x = 25,737,421,257.85/167,687.04
  6. Step 6: Final answer
    x = 153,484.86

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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.