Home / 123,074.04-184,944.60-66,955.62

Finding the Fourth Proportional to 123,074.04, 184,944.60 and 66,955.62

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Solution

The fourth proportional to 123,074.04, 184,944.60 and 66,955.62 is: 100,614.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,074.04 : 184,944.60 = 66,955.62 : x
  2. Step 2: Convert to fraction form
    123,074.04/184,944.60 = 66,955.62/x
  3. Step 3: Cross multiply
    123,074.04x = 184,944.60 × 66,955.62
  4. Step 4: Simplify right side
    123,074.04x = 12,383,080,358.65
  5. Step 5: Solve for x
    x = 12,383,080,358.65/123,074.04
  6. Step 6: Final answer
    x = 100,614.88

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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.