Home / 133,727.82-184,507.65-82,716.06

Finding the Fourth Proportional to 133,727.82, 184,507.65 and 82,716.06

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Solution

The fourth proportional to 133,727.82, 184,507.65 and 82,716.06 is: 114,125.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,727.82 : 184,507.65 = 82,716.06 : x
  2. Step 2: Convert to fraction form
    133,727.82/184,507.65 = 82,716.06/x
  3. Step 3: Cross multiply
    133,727.82x = 184,507.65 × 82,716.06
  4. Step 4: Simplify right side
    133,727.82x = 15,261,745,847.86
  5. Step 5: Solve for x
    x = 15,261,745,847.86/133,727.82
  6. Step 6: Final answer
    x = 114,125.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.