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Finding the Fourth Proportional to 230,103.99, 344,657.43 and 111,527.28

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Solution

The fourth proportional to 230,103.99, 344,657.43 and 111,527.28 is: 167,049.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,103.99 : 344,657.43 = 111,527.28 : x
  2. Step 2: Convert to fraction form
    230,103.99/344,657.43 = 111,527.28/x
  3. Step 3: Cross multiply
    230,103.99x = 344,657.43 × 111,527.28
  4. Step 4: Simplify right side
    230,103.99x = 38,438,705,699.69
  5. Step 5: Solve for x
    x = 38,438,705,699.69/230,103.99
  6. Step 6: Final answer
    x = 167,049.28

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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.