Home / 168,004.96-231,848.64-92,556.16

Finding the Fourth Proportional to 168,004.96, 231,848.64 and 92,556.16

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Solution

The fourth proportional to 168,004.96, 231,848.64 and 92,556.16 is: 127,728.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,004.96 : 231,848.64 = 92,556.16 : x
  2. Step 2: Convert to fraction form
    168,004.96/231,848.64 = 92,556.16/x
  3. Step 3: Cross multiply
    168,004.96x = 231,848.64 × 92,556.16
  4. Step 4: Simplify right side
    168,004.96x = 21,459,019,819.62
  5. Step 5: Solve for x
    x = 21,459,019,819.62/168,004.96
  6. Step 6: Final answer
    x = 127,728.49

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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.