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Finding the Fourth Proportional to 133,979.43, 184,879.95 and 73,550.00

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Solution

The fourth proportional to 133,979.43, 184,879.95 and 73,550.00 is: 101,492.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,979.43 : 184,879.95 = 73,550.00 : x
  2. Step 2: Convert to fraction form
    133,979.43/184,879.95 = 73,550.00/x
  3. Step 3: Cross multiply
    133,979.43x = 184,879.95 × 73,550.00
  4. Step 4: Simplify right side
    133,979.43x = 13,597,919,398.10
  5. Step 5: Solve for x
    x = 13,597,919,398.10/133,979.43
  6. Step 6: Final answer
    x = 101,492.59

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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.