Home / 194,414.13-268,189.11-133,879.86

Finding the Fourth Proportional to 194,414.13, 268,189.11 and 133,879.86

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Solution

The fourth proportional to 194,414.13, 268,189.11 and 133,879.86 is: 184,683.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,414.13 : 268,189.11 = 133,879.86 : x
  2. Step 2: Convert to fraction form
    194,414.13/268,189.11 = 133,879.86/x
  3. Step 3: Cross multiply
    194,414.13x = 268,189.11 × 133,879.86
  4. Step 4: Simplify right side
    194,414.13x = 35,905,120,500.32
  5. Step 5: Solve for x
    x = 35,905,120,500.32/194,414.13
  6. Step 6: Final answer
    x = 184,683.70

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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.