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Finding the Fourth Proportional to 169,553.92, 254,369.58 and 73,507.24

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Solution

The fourth proportional to 169,553.92, 254,369.58 and 73,507.24 is: 110,277.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,553.92 : 254,369.58 = 73,507.24 : x
  2. Step 2: Convert to fraction form
    169,553.92/254,369.58 = 73,507.24/x
  3. Step 3: Cross multiply
    169,553.92x = 254,369.58 × 73,507.24
  4. Step 4: Simplify right side
    169,553.92x = 18,698,005,765.76
  5. Step 5: Solve for x
    x = 18,698,005,765.76/169,553.92
  6. Step 6: Final answer
    x = 110,277.64

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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.