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Finding the Fourth Proportional to 168,971.88, 233,180.46 and 97,364.64

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Solution

The fourth proportional to 168,971.88, 233,180.46 and 97,364.64 is: 134,362.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,971.88 : 233,180.46 = 97,364.64 : x
  2. Step 2: Convert to fraction form
    168,971.88/233,180.46 = 97,364.64/x
  3. Step 3: Cross multiply
    168,971.88x = 233,180.46 × 97,364.64
  4. Step 4: Simplify right side
    168,971.88x = 22,703,531,542.93
  5. Step 5: Solve for x
    x = 22,703,531,542.93/168,971.88
  6. Step 6: Final answer
    x = 134,362.78

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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.