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Finding the Fourth Proportional to 133,837.35, 184,700.71 and 73,410.54

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Solution

The fourth proportional to 133,837.35, 184,700.71 and 73,410.54 is: 101,309.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,837.35 : 184,700.71 = 73,410.54 : x
  2. Step 2: Convert to fraction form
    133,837.35/184,700.71 = 73,410.54/x
  3. Step 3: Cross multiply
    133,837.35x = 184,700.71 × 73,410.54
  4. Step 4: Simplify right side
    133,837.35x = 13,558,978,859.48
  5. Step 5: Solve for x
    x = 13,558,978,859.48/133,837.35
  6. Step 6: Final answer
    x = 101,309.38

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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.