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Finding the Fourth Proportional to 174,604.32, 261,906.44 and 49,945.32

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Solution

The fourth proportional to 174,604.32, 261,906.44 and 49,945.32 is: 74,917.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,604.32 : 261,906.44 = 49,945.32 : x
  2. Step 2: Convert to fraction form
    174,604.32/261,906.44 = 49,945.32/x
  3. Step 3: Cross multiply
    174,604.32x = 261,906.44 × 49,945.32
  4. Step 4: Simplify right side
    174,604.32x = 13,081,000,955.86
  5. Step 5: Solve for x
    x = 13,081,000,955.86/174,604.32
  6. Step 6: Final answer
    x = 74,917.97

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.