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Finding the Fourth Proportional to 184,505.82, 276,543.66 and 84,676.56

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Solution

The fourth proportional to 184,505.82, 276,543.66 and 84,676.56 is: 126,916.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,505.82 : 276,543.66 = 84,676.56 : x
  2. Step 2: Convert to fraction form
    184,505.82/276,543.66 = 84,676.56/x
  3. Step 3: Cross multiply
    184,505.82x = 276,543.66 × 84,676.56
  4. Step 4: Simplify right side
    184,505.82x = 23,416,765,818.61
  5. Step 5: Solve for x
    x = 23,416,765,818.61/184,505.82
  6. Step 6: Final answer
    x = 126,916.14

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.