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Finding the Fourth Proportional to 123,060.84, 184,620.06 and 39,954.84

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Solution

The fourth proportional to 123,060.84, 184,620.06 and 39,954.84 is: 59,941.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,060.84 : 184,620.06 = 39,954.84 : x
  2. Step 2: Convert to fraction form
    123,060.84/184,620.06 = 39,954.84/x
  3. Step 3: Cross multiply
    123,060.84x = 184,620.06 × 39,954.84
  4. Step 4: Simplify right side
    123,060.84x = 7,376,464,958.09
  5. Step 5: Solve for x
    x = 7,376,464,958.09/123,060.84
  6. Step 6: Final answer
    x = 59,941.61

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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.