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Finding the Fourth Proportional to 169,833.88, 254,750.46 and 45,174.88

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Solution

The fourth proportional to 169,833.88, 254,750.46 and 45,174.88 is: 67,762.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,833.88 : 254,750.46 = 45,174.88 : x
  2. Step 2: Convert to fraction form
    169,833.88/254,750.46 = 45,174.88/x
  3. Step 3: Cross multiply
    169,833.88x = 254,750.46 × 45,174.88
  4. Step 4: Simplify right side
    169,833.88x = 11,508,321,460.44
  5. Step 5: Solve for x
    x = 11,508,321,460.44/169,833.88
  6. Step 6: Final answer
    x = 67,762.22

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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.