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Finding the Fourth Proportional to 114,608.99, 171,894.62 and 30,374.39

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Solution

The fourth proportional to 114,608.99, 171,894.62 and 30,374.39 is: 45,556.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,608.99 : 171,894.62 = 30,374.39 : x
  2. Step 2: Convert to fraction form
    114,608.99/171,894.62 = 30,374.39/x
  3. Step 3: Cross multiply
    114,608.99x = 171,894.62 × 30,374.39
  4. Step 4: Simplify right side
    114,608.99x = 5,221,194,732.45
  5. Step 5: Solve for x
    x = 5,221,194,732.45/114,608.99
  6. Step 6: Final answer
    x = 45,556.59

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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.