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Finding the Fourth Proportional to 167,351.92, 230,750.54 and 124,836.64

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Solution

The fourth proportional to 167,351.92, 230,750.54 and 124,836.64 is: 172,129.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,351.92 : 230,750.54 = 124,836.64 : x
  2. Step 2: Convert to fraction form
    167,351.92/230,750.54 = 124,836.64/x
  3. Step 3: Cross multiply
    167,351.92x = 230,750.54 × 124,836.64
  4. Step 4: Simplify right side
    167,351.92x = 28,806,121,467.60
  5. Step 5: Solve for x
    x = 28,806,121,467.60/167,351.92
  6. Step 6: Final answer
    x = 172,129.02

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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.