Home / 136,607.04-204,917.85-43,105.50

Finding the Fourth Proportional to 136,607.04, 204,917.85 and 43,105.50

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Solution

The fourth proportional to 136,607.04, 204,917.85 and 43,105.50 is: 64,660.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,607.04 : 204,917.85 = 43,105.50 : x
  2. Step 2: Convert to fraction form
    136,607.04/204,917.85 = 43,105.50/x
  3. Step 3: Cross multiply
    136,607.04x = 204,917.85 × 43,105.50
  4. Step 4: Simplify right side
    136,607.04x = 8,833,086,383.18
  5. Step 5: Solve for x
    x = 8,833,086,383.18/136,607.04
  6. Step 6: Final answer
    x = 64,660.55

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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.