Home / 193,423.83-266,936.97-111,755.58

Finding the Fourth Proportional to 193,423.83, 266,936.97 and 111,755.58

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Solution

The fourth proportional to 193,423.83, 266,936.97 and 111,755.58 is: 154,229.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,423.83 : 266,936.97 = 111,755.58 : x
  2. Step 2: Convert to fraction form
    193,423.83/266,936.97 = 111,755.58/x
  3. Step 3: Cross multiply
    193,423.83x = 266,936.97 × 111,755.58
  4. Step 4: Simplify right side
    193,423.83x = 29,831,695,905.79
  5. Step 5: Solve for x
    x = 29,831,695,905.79/193,423.83
  6. Step 6: Final answer
    x = 154,229.68

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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.