Home / 123,069.52-184,937.82-66,951.10

Finding the Fourth Proportional to 123,069.52, 184,937.82 and 66,951.10

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Solution

The fourth proportional to 123,069.52, 184,937.82 and 66,951.10 is: 100,608.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,069.52 : 184,937.82 = 66,951.10 : x
  2. Step 2: Convert to fraction form
    123,069.52/184,937.82 = 66,951.10/x
  3. Step 3: Cross multiply
    123,069.52x = 184,937.82 × 66,951.10
  4. Step 4: Simplify right side
    123,069.52x = 12,381,790,480.60
  5. Step 5: Solve for x
    x = 12,381,790,480.60/123,069.52
  6. Step 6: Final answer
    x = 100,608.10

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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.