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Finding the Fourth Proportional to 169,601.24, 254,403.90 and 43,241.24

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Solution

The fourth proportional to 169,601.24, 254,403.90 and 43,241.24 is: 64,862.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,601.24 : 254,403.90 = 43,241.24 : x
  2. Step 2: Convert to fraction form
    169,601.24/254,403.90 = 43,241.24/x
  3. Step 3: Cross multiply
    169,601.24x = 254,403.90 × 43,241.24
  4. Step 4: Simplify right side
    169,601.24x = 11,000,740,096.84
  5. Step 5: Solve for x
    x = 11,000,740,096.84/169,601.24
  6. Step 6: Final answer
    x = 64,862.38

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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.