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Finding the Fourth Proportional to 184,489.13, 254,508 and 107,960.87

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Solution

The fourth proportional to 184,489.13, 254,508 and 107,960.87 is: 148,935.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,489.13 : 254,508 = 107,960.87 : x
  2. Step 2: Convert to fraction form
    184,489.13/254,508 = 107,960.87/x
  3. Step 3: Cross multiply
    184,489.13x = 254,508 × 107,960.87
  4. Step 4: Simplify right side
    184,489.13x = 27,476,905,101.96
  5. Step 5: Solve for x
    x = 27,476,905,101.96/184,489.13
  6. Step 6: Final answer
    x = 148,935.09

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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.