Home / 133,628.52-184,401.32-79,943.14

Finding the Fourth Proportional to 133,628.52, 184,401.32 and 79,943.14

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Solution

The fourth proportional to 133,628.52, 184,401.32 and 79,943.14 is: 110,317.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,628.52 : 184,401.32 = 79,943.14 : x
  2. Step 2: Convert to fraction form
    133,628.52/184,401.32 = 79,943.14/x
  3. Step 3: Cross multiply
    133,628.52x = 184,401.32 × 79,943.14
  4. Step 4: Simplify right side
    133,628.52x = 14,741,620,540.94
  5. Step 5: Solve for x
    x = 14,741,620,540.94/133,628.52
  6. Step 6: Final answer
    x = 110,317.92

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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.