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Finding the Fourth Proportional to 192,593.96, 265,787.50 and 106,551.46

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Solution

The fourth proportional to 192,593.96, 265,787.50 and 106,551.46 is: 147,045.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,593.96 : 265,787.50 = 106,551.46 : x
  2. Step 2: Convert to fraction form
    192,593.96/265,787.50 = 106,551.46/x
  3. Step 3: Cross multiply
    192,593.96x = 265,787.50 × 106,551.46
  4. Step 4: Simplify right side
    192,593.96x = 28,320,045,243.90
  5. Step 5: Solve for x
    x = 28,320,045,243.90/192,593.96
  6. Step 6: Final answer
    x = 147,045.34

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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.