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Finding the Fourth Proportional to 133,553, 184,309.22 and 73,937

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Solution

The fourth proportional to 133,553, 184,309.22 and 73,937 is: 102,036.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,553 : 184,309.22 = 73,937 : x
  2. Step 2: Convert to fraction form
    133,553/184,309.22 = 73,937/x
  3. Step 3: Cross multiply
    133,553x = 184,309.22 × 73,937
  4. Step 4: Simplify right side
    133,553x = 13,627,270,799.14
  5. Step 5: Solve for x
    x = 13,627,270,799.14/133,553
  6. Step 6: Final answer
    x = 102,036.43

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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.