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Finding the Fourth Proportional to 192,854, 289,467.58 and 93,084.43

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Solution

The fourth proportional to 192,854, 289,467.58 and 93,084.43 is: 139,716.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,854 : 289,467.58 = 93,084.43 : x
  2. Step 2: Convert to fraction form
    192,854/289,467.58 = 93,084.43/x
  3. Step 3: Cross multiply
    192,854x = 289,467.58 × 93,084.43
  4. Step 4: Simplify right side
    192,854x = 26,944,924,687.78
  5. Step 5: Solve for x
    x = 26,944,924,687.78/192,854
  6. Step 6: Final answer
    x = 139,716.70

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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.