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Finding the Fourth Proportional to 133,954.80, 184,859.96 and 73,531.08

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Solution

The fourth proportional to 133,954.80, 184,859.96 and 73,531.08 is: 101,474.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,954.80 : 184,859.96 = 73,531.08 : x
  2. Step 2: Convert to fraction form
    133,954.80/184,859.96 = 73,531.08/x
  3. Step 3: Cross multiply
    133,954.80x = 184,859.96 × 73,531.08
  4. Step 4: Simplify right side
    133,954.80x = 13,592,952,507.56
  5. Step 5: Solve for x
    x = 13,592,952,507.56/133,954.80
  6. Step 6: Final answer
    x = 101,474.17

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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.