Home / 176,610.44-243,717.32-100,136.86

Finding the Fourth Proportional to 176,610.44, 243,717.32 and 100,136.86

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Solution

The fourth proportional to 176,610.44, 243,717.32 and 100,136.86 is: 138,185.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,610.44 : 243,717.32 = 100,136.86 : x
  2. Step 2: Convert to fraction form
    176,610.44/243,717.32 = 100,136.86/x
  3. Step 3: Cross multiply
    176,610.44x = 243,717.32 × 100,136.86
  4. Step 4: Simplify right side
    176,610.44x = 24,405,086,793.46
  5. Step 5: Solve for x
    x = 24,405,086,793.46/176,610.44
  6. Step 6: Final answer
    x = 138,185.98

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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.