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Finding the Fourth Proportional to 183,598.58, 253,163.67 and 126,911.54

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Solution

The fourth proportional to 183,598.58, 253,163.67 and 126,911.54 is: 174,998.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,598.58 : 253,163.67 = 126,911.54 : x
  2. Step 2: Convert to fraction form
    183,598.58/253,163.67 = 126,911.54/x
  3. Step 3: Cross multiply
    183,598.58x = 253,163.67 × 126,911.54
  4. Step 4: Simplify right side
    183,598.58x = 32,129,391,231.75
  5. Step 5: Solve for x
    x = 32,129,391,231.75/183,598.58
  6. Step 6: Final answer
    x = 174,998.04

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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.