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Finding the Fourth Proportional to 184,495.80, 276,743.70 and 66,179.10

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Solution

The fourth proportional to 184,495.80, 276,743.70 and 66,179.10 is: 99,268.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,495.80 : 276,743.70 = 66,179.10 : x
  2. Step 2: Convert to fraction form
    184,495.80/276,743.70 = 66,179.10/x
  3. Step 3: Cross multiply
    184,495.80x = 276,743.70 × 66,179.10
  4. Step 4: Simplify right side
    184,495.80x = 18,314,648,996.67
  5. Step 5: Solve for x
    x = 18,314,648,996.67/184,495.80
  6. Step 6: Final answer
    x = 99,268.65

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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.