Home / 133,637.28-184,349.54-82,633.71

Finding the Fourth Proportional to 133,637.28, 184,349.54 and 82,633.71

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Solution

The fourth proportional to 133,637.28, 184,349.54 and 82,633.71 is: 113,991.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,637.28 : 184,349.54 = 82,633.71 : x
  2. Step 2: Convert to fraction form
    133,637.28/184,349.54 = 82,633.71/x
  3. Step 3: Cross multiply
    133,637.28x = 184,349.54 × 82,633.71
  4. Step 4: Simplify right side
    133,637.28x = 15,233,485,401.95
  5. Step 5: Solve for x
    x = 15,233,485,401.95/133,637.28
  6. Step 6: Final answer
    x = 113,991.29

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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.