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Finding the Fourth Proportional to 184,600.89, 254,749.32 and 99,717.96

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Solution

The fourth proportional to 184,600.89, 254,749.32 and 99,717.96 is: 137,610.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,600.89 : 254,749.32 = 99,717.96 : x
  2. Step 2: Convert to fraction form
    184,600.89/254,749.32 = 99,717.96/x
  3. Step 3: Cross multiply
    184,600.89x = 254,749.32 × 99,717.96
  4. Step 4: Simplify right side
    184,600.89x = 25,403,082,501.79
  5. Step 5: Solve for x
    x = 25,403,082,501.79/184,600.89
  6. Step 6: Final answer
    x = 137,610.83

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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.