Home / 184,431.90-276,735.60-66,115.20

Finding the Fourth Proportional to 184,431.90, 276,735.60 and 66,115.20

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Solution

The fourth proportional to 184,431.90, 276,735.60 and 66,115.20 is: 99,204.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,431.90 : 276,735.60 = 66,115.20 : x
  2. Step 2: Convert to fraction form
    184,431.90/276,735.60 = 66,115.20/x
  3. Step 3: Cross multiply
    184,431.90x = 276,735.60 × 66,115.20
  4. Step 4: Simplify right side
    184,431.90x = 18,296,429,541.12
  5. Step 5: Solve for x
    x = 18,296,429,541.12/184,431.90
  6. Step 6: Final answer
    x = 99,204.26

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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.