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Finding the Fourth Proportional to 192,632.65, 289,006.21 and 92,763.97

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Solution

The fourth proportional to 192,632.65, 289,006.21 and 92,763.97 is: 139,173.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,632.65 : 289,006.21 = 92,763.97 : x
  2. Step 2: Convert to fraction form
    192,632.65/289,006.21 = 92,763.97/x
  3. Step 3: Cross multiply
    192,632.65x = 289,006.21 × 92,763.97
  4. Step 4: Simplify right side
    192,632.65x = 26,809,362,787.69
  5. Step 5: Solve for x
    x = 26,809,362,787.69/192,632.65
  6. Step 6: Final answer
    x = 139,173.52

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1.5x scale

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.