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Finding the Fourth Proportional to 184,424.70, 276,669.45 and 66,164.70

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Solution

The fourth proportional to 184,424.70, 276,669.45 and 66,164.70 is: 99,258.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,424.70 : 276,669.45 = 66,164.70 : x
  2. Step 2: Convert to fraction form
    184,424.70/276,669.45 = 66,164.70/x
  3. Step 3: Cross multiply
    184,424.70x = 276,669.45 × 66,164.70
  4. Step 4: Simplify right side
    184,424.70x = 18,305,751,158.42
  5. Step 5: Solve for x
    x = 18,305,751,158.42/184,424.70
  6. Step 6: Final answer
    x = 99,258.67

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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.