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Finding the Fourth Proportional to 181,667.90, 274,208.31 and 181,667.90

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Solution

The fourth proportional to 181,667.90, 274,208.31 and 181,667.90 is: 274,208.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,667.90 : 274,208.31 = 181,667.90 : x
  2. Step 2: Convert to fraction form
    181,667.90/274,208.31 = 181,667.90/x
  3. Step 3: Cross multiply
    181,667.90x = 274,208.31 × 181,667.90
  4. Step 4: Simplify right side
    181,667.90x = 49,814,848,525.77
  5. Step 5: Solve for x
    x = 49,814,848,525.77/181,667.90
  6. Step 6: Final answer
    x = 274,208.31

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.