Home / 133,544.36-184,291.76-73,120.64

Finding the Fourth Proportional to 133,544.36, 184,291.76 and 73,120.64

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Solution

The fourth proportional to 133,544.36, 184,291.76 and 73,120.64 is: 100,906.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,544.36 : 184,291.76 = 73,120.64 : x
  2. Step 2: Convert to fraction form
    133,544.36/184,291.76 = 73,120.64/x
  3. Step 3: Cross multiply
    133,544.36x = 184,291.76 × 73,120.64
  4. Step 4: Simplify right side
    133,544.36x = 13,475,530,150.86
  5. Step 5: Solve for x
    x = 13,475,530,150.86/133,544.36
  6. Step 6: Final answer
    x = 100,906.77

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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.