Home / 231,660.40-347,715.30-111,801.73

Finding the Fourth Proportional to 231,660.40, 347,715.30 and 111,801.73

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Solution

The fourth proportional to 231,660.40, 347,715.30 and 111,801.73 is: 167,811.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,660.40 : 347,715.30 = 111,801.73 : x
  2. Step 2: Convert to fraction form
    231,660.40/347,715.30 = 111,801.73/x
  3. Step 3: Cross multiply
    231,660.40x = 347,715.30 × 111,801.73
  4. Step 4: Simplify right side
    231,660.40x = 38,875,172,087.47
  5. Step 5: Solve for x
    x = 38,875,172,087.47/231,660.40
  6. Step 6: Final answer
    x = 167,811.04

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.