Home / 135,947.54-203,610.70-64,919.94

Finding the Fourth Proportional to 135,947.54, 203,610.70 and 64,919.94

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Solution

The fourth proportional to 135,947.54, 203,610.70 and 64,919.94 is: 97,231.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,947.54 : 203,610.70 = 64,919.94 : x
  2. Step 2: Convert to fraction form
    135,947.54/203,610.70 = 64,919.94/x
  3. Step 3: Cross multiply
    135,947.54x = 203,610.70 × 64,919.94
  4. Step 4: Simplify right side
    135,947.54x = 13,218,394,265.06
  5. Step 5: Solve for x
    x = 13,218,394,265.06/135,947.54
  6. Step 6: Final answer
    x = 97,231.58

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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.