Home / 133,849.44-184,792.32-83,616.48

Finding the Fourth Proportional to 133,849.44, 184,792.32 and 83,616.48

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Solution

The fourth proportional to 133,849.44, 184,792.32 and 83,616.48 is: 115,440.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,849.44 : 184,792.32 = 83,616.48 : x
  2. Step 2: Convert to fraction form
    133,849.44/184,792.32 = 83,616.48/x
  3. Step 3: Cross multiply
    133,849.44x = 184,792.32 × 83,616.48
  4. Step 4: Simplify right side
    133,849.44x = 15,451,683,329.43
  5. Step 5: Solve for x
    x = 15,451,683,329.43/133,849.44
  6. Step 6: Final answer
    x = 115,440.78

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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.