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Finding the Fourth Proportional to 184,615.92, 254,770.08 and 99,732.96

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Solution

The fourth proportional to 184,615.92, 254,770.08 and 99,732.96 is: 137,631.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,615.92 : 254,770.08 = 99,732.96 : x
  2. Step 2: Convert to fraction form
    184,615.92/254,770.08 = 99,732.96/x
  3. Step 3: Cross multiply
    184,615.92x = 254,770.08 × 99,732.96
  4. Step 4: Simplify right side
    184,615.92x = 25,408,974,197.84
  5. Step 5: Solve for x
    x = 25,408,974,197.84/184,615.92
  6. Step 6: Final answer
    x = 137,631.54

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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.