Home / 123,180.03-184,769.73-29,685.78

Finding the Fourth Proportional to 123,180.03, 184,769.73 and 29,685.78

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Solution

The fourth proportional to 123,180.03, 184,769.73 and 29,685.78 is: 44,528.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,180.03 : 184,769.73 = 29,685.78 : x
  2. Step 2: Convert to fraction form
    123,180.03/184,769.73 = 29,685.78/x
  3. Step 3: Cross multiply
    123,180.03x = 184,769.73 × 29,685.78
  4. Step 4: Simplify right side
    123,180.03x = 5,485,033,555.44
  5. Step 5: Solve for x
    x = 5,485,033,555.44/123,180.03
  6. Step 6: Final answer
    x = 44,528.59

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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.