Home / 191,708.15-264,558.30-111,183.42

Finding the Fourth Proportional to 191,708.15, 264,558.30 and 111,183.42

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Solution

The fourth proportional to 191,708.15, 264,558.30 and 111,183.42 is: 153,433.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,708.15 : 264,558.30 = 111,183.42 : x
  2. Step 2: Convert to fraction form
    191,708.15/264,558.30 = 111,183.42/x
  3. Step 3: Cross multiply
    191,708.15x = 264,558.30 × 111,183.42
  4. Step 4: Simplify right side
    191,708.15x = 29,414,496,583.39
  5. Step 5: Solve for x
    x = 29,414,496,583.39/191,708.15
  6. Step 6: Final answer
    x = 153,433.73

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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.