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Finding the Fourth Proportional to 123,209.96, 184,787.07 and 56,586.04

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Solution

The fourth proportional to 123,209.96, 184,787.07 and 56,586.04 is: 84,866.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,209.96 : 184,787.07 = 56,586.04 : x
  2. Step 2: Convert to fraction form
    123,209.96/184,787.07 = 56,586.04/x
  3. Step 3: Cross multiply
    123,209.96x = 184,787.07 × 56,586.04
  4. Step 4: Simplify right side
    123,209.96x = 10,456,368,553.29
  5. Step 5: Solve for x
    x = 10,456,368,553.29/123,209.96
  6. Step 6: Final answer
    x = 84,866.26

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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.